- Araki, T., N. Sato, R. Fujii, T. Kikuchi, and S. Kokubun, A case study of VLF phase and amplitude variation at 12.1 kHz (Aldra) in Iceland, Mem. Natl Inst. Polar Res., Spec. Issue, 42, 45-51, 1986.
- Sato, N., and T. Matsudo, Origin of magnetic pulsations associated with
regular period VLF pulsations(type2 QP) observed on the ground at Syowa
station, J. Geophys. Res., 91, 11179-11185, 1986.
- Sato, N., R. Fujii, T. Ono, H. Fukunishi, T. Hirasawa, T. Araki, S. Kokubun, K. Makita, and Th. Saemundsson, Conjugacy of proton and electron auroras observed near L=6.1, Geophys. Res. Lett. 13, 1368-1371, 1986.
- Fujii, R., N. Sato, T. Ono, H. Fukunishi, T. Hirasawa, S. Kokubun, T. Araki, and Th. Saemundsson, Conjugacies of pulsating auroras by all-sky TV observations, Geophys. Res. Lett. 14, 115-118, 1987.
- Sato, N., S. Kokubun, and Th. Saemundsson, Geomagnetic conjugacy of 30 kHz band auroral hiss emissions observed at L=6.1, J. Geophys. Res., 92, 6159-6162, 1987.
- Suzuki, H., and N. Sato, Seasonal and diurnal variations of ELF emission occurrences at 750 Hz band observed at geomagnetically conjugate stations, J. Geophys. Res., 92, 6153-6158, 1987.
- Sato, N., Y. Shirokura, and T. Hirasawa, Fingerprint structure Pc 1 geomagnetic pulsations, Geophys. Res. Lett., 14, 664-667, 1987.
- Sakurai, H., Y. Tonegawa, R. Fujii, and N. Sato, Computer compilation process of the data acquired by the computer system at Syowa Station, Antarct. Rec., 31, 77-92, 1987 (Japanese).
- Iversen, I. B., H. Miyaoka, N. Sato, S. Ullaland, and R. Fujii, Preliminary results from the auroral zone ionosphere observations during the AZCO balloon campaign in 1985, Mem. Natl. Inst. Polar Res., Spec. Issue, 47, 36-43, 1987.
- Hirasima, Y., H. Murakami, A. Nakamoto, K. Okudaira, H. Suzuki, T. Yamagami, S. Ohta, M. Namiki, J. Nishimura, H. Miyaoka, N. Sato, R. Fujii, and M. Kodama, A balloon observation of auroral X-ray images in the northern auroral zone, Mem. Natl Inst. Polar Res., Spec. Issue, 47, 44-55, 1987.
- Nagano, H., T. Araki, T. Iyemori, H. Fukunishi, N. Sato, and M. Ayukawa, Geomagnetic sudden commencements observed at the Syowa-Iceland conjugate stations, Mem. Natl Inst. Polar Res., Spec. Issue, 47, 78-91, 1987.
- Kato, Y., and Y. Tonegawa, Pi 1 pulsations associated with substorms and their conjugate behavior, Mem. Natl Inst. Polar Res., Spec. Issue, 47, 92-96, 1987.
- Kimura, I., H. Higuchi, K. Hashimoto, N. Sato, and T. Matsudo, Relationship between power line radiation and VLF wave activities observed in Iceland, Mem. Natl Inst. Polar Res., Spec. Issue, 47, 97-108, 1987.
- Araki, T., N. Sato, R. Fujii, and T. Kikuchi, Phase and amplitude of VLF Omega signals observed simultaneously at three stations in Iceland in association with magnetospheric substorms, Mem. Natl Inst. Polar Res., Spec. Issue, 47, 109-116, 1987.
- Suzuki, H., S. Shibuya, K. Maezawa, T. Hirasawa, and N. Sato, Statistical characteristics of polar chorus observed at geomagnetically conjugate stations, Bull. of Yamgata Univ, Nat. Sci., 11, 373-387, 1987.
- Nagata, T., Research of geomagnetically conjugate phenomena in Antarctic since IGY, Mem. Natl Inst. Polar Res., Spec. Issue, 48, 1-45, 1987.
- Ono, T., Temporal variation of the geomagnetic conjugacy in Syowa-Iceland pair, Mem. Natl Inst. Polar Res., Spec. Issue, 48, 46-57, 1987.
- Fujii, R., N. Sato, T. Fukunishi, S. Kokubun, T. Araki, and Th. Saemundsson, Conjugacy of rapid motions and small-scale deformations of an auroral arc by all-sky TV observations, Mem. Natl Inst. Polar Res., Spec. Issue, 48, 72-80, 1987.
- Sato, N., and Th. Saemundsson, Conjugacy of electron auroras observed by all-sky cameras and scanning photometers, Mem. Natl Inst. Polar Res., Spec. Issue, 48, 58-71, 1987.
- Gendrin, R., Magnetic conjugacy as observed at apex of field lines: GEOS-1 and -2 results, Mem. Natl Inst. Polar Res., Spec. Issue, 48. 93-120, 1987.
- Sato, N., and T. Hirasawa, Reply to Fraser-Smith, Reophys. Res., Lett., 15, 168-171, 1987.
- Suzuki, H., H. Yamagishi, T. Kojima, Y. Hirashima, H. Murakami, N. Sato, T. Yamagami, M. Kodama, and H. Fukunishi, Auroral X-ray image observed by B15-3 balloon over Syowa Station, Antarctica, Proc. NIPR Symp. Upper Atmos. Phys. 1, 46-55, 1987.
- Sato, N., ELF emission activity in the southern and northern hemisphere on the ground, Proceedings of Chapman conference on Plasma Waves and Instabilities in Magnetospheres and at Comets, 234-237, 1987.
- Tonegawa, Y., and N. Sato, A conjugacy area study of giant geomagnetic pulsations, Proceedings of Chapman Magnetospheres and at Comets, 317-320, 1987.
- Higuchi, Y., S. Shibuya, and N. Sato, CNA pulsations accompanying hydromagnetic waves at conjugate stations, Proceedings of Chapman Conference on Plasma Waves and Instabilities in Magnetospheres at Comets, 321-324, 1987.
- Kodama, M., S. Ohta, T. Yamagami, M. Namiki, J. Nishimura, Y. Hirashima, H. Murakami, K. Okudaira, H. Suzuki, H. Miyaoka, N. Sato, and R. Fujii, Auroral X-ray image formings using three directional NaI(T1) telescopes at balloon altitude, Proc. NIPR Symp. Upper Atmos. Phys. 1, 56-64, 1988.
- Sakurai, T., Y. Tonegawa, and N. Sato, Oscillation characteristics of Pi 2 in auroral zone: Syowa-Iceland conjugate study, Proc. NIPR Symp. Upper Atmos. Phys. 1, 110-120, 1988.
- Oguti, T., T. Yamamoto, K. Hayashi, S. Kokubun, T. Ogawa, N. Iwagami, T. Kitamura, O. Saka, T. Araki, K. Makita, N. Sato, T. Watanabe, R. E. Horita, and J. S. Kim, Fast auroral evolution and related magnetic field changes on the ground and at conjugate satellites, J. Geomag. Geoelectr. 40, 505-536, 1988.
- Yamamoto, T., K. Hayashi, S. Kokubun, T. Oguti, T. Ogawa, N. Iwagami, T. Kitamura, O. Saka, T. Araki, K. Makita, N. Sato, T. Watanabe, R. E. Horita, and J. S. Kim, Auroral activities and long-period geomagnetic pulsations 1°. Pc 5 pulsations and concurrent aurorals in the downsector, J. Geomag. Geoelectr. 40, 553-570, 1988.
- Hayashi, K., T. Yamamoto, S. Kokubun, T. Oguti, T. Ogawa, N. Iwagami, T. Araki, T. Kitamura, O. Saka, K. Makita, N. Sato, T. Watanabe, R. E. Horita, D. J. McEwen, J. S. Kim, and A. Egeland, Multi-station observation of IPDP micropulsations-Two dimensional distribution and evolution of the source regions, J. Geomg. Geoelectr. 40, 583-620, 1988.
- Kitamura, T., O. Saka, M. Shimoizumi, H. Tachihara, T. Oguti, T. Araki, N. Sato, M. Ishitsuka, O. Veliz, and J. B. Nyobe, Global mode of Pi 2 waves in the equatorial region - Difference of Pi 2 mode between high and equatorial latitudes -, J. Geomag. Geoelectr. 40, 621-634, 1988.
- Uchida, K., Y. Tonegawa, R. Fujii, and N. Sato, Computer comilatory process of the data acquired by the conjugate observation system in Iceland, Antarct. Res., 32. 238-257, 1988, (Japanese).
- Higuti, Y., S. Sibuya, and N. Sato, CNA pulsations accompanying hydromagnetic waves at conjugate stations, Planet. Space Sci., 36, 1255-1267, 1988.
- Yumato, K., K. Takahashi, T. Sakurai, T. R. Sutcliffe, S. Kokubun, T. Saito, H. Luhr, M. Kuwashima, and N. Sato, Multiple ground-band and satellite observations of global Pi 2-range magnetic pulsations, J. Geophys. Res., 95, 1575-1585, 1988.
- Saito, H., N. Sato, Y. Tonegawa, T. Yoshino, and Th. Saemundsson, Seasonal and diurnal dependence of Pc 3-5 magnetic pulsation power at geomagnetically conjugate stations in the auroral zones, J. Geophys. Res., 94, 6945-6948, 1989.
- Sato, N., and Th. Saemundsson, Pc 1-5 geomagnetic pulsations and 650 Hz ELF activity at ground level in the northern and southern hemispheres, Electromagnetic Coupling in the Polar Clefts and Caps, ed. by P.E. Sandholt and A, Eglland., Dordrecht, Kluwer Academic, 229-238 (NATO ASI Series C. vol.278), 1989.
- Sato, N., Geophysical significances of Syowa-Iceland conjugate observations in the present stage and near future, Antarct. Res., 33, 329-339, 1989, (Japanese).
- Sato, N., H. Suzuki, K. Maezawa, and Th. Saemundsson, Conjugacy of daytime ELF-VLF emission activities in the auroral zones, submitted to J. Geophys. Res., 1989.
- Sato, N., and Th. Saemundsson, Unstructured Pc 1-2 pulsations observed at geomagnetically conjugate stations in the auroral zones, submitted to J. Geomag. Geoelectr., 42, 653-662, 1990.
- Sato, N., H. Suzuki, K. Maezawa, and Th. Saemundsson, Conjugacy of daytime ELF-VLF emission activities in the auroral zones, submitted the J. Geophys. Res., 1989.
- Sato, N., H. Saito, and Th. Saemundsson, Pc 3-5 magnetic pulsation activities observed at Syowa-Iceland conjugate stations, Proc. for the International Symposium on Antarctic Research, Hangzhou, China, 514-520, 1989.
- Sato, N., R. Fujii, and Th. Saemundsson, Conjugacy of pulsation auroral and their relation to geomagnetic pulsations, Proc. for the International Symposium on Antarctic Research, Hangzhou, China, 499-507, 1989.
- Nagano, H., T. Araki, T. Iemori, N. Sato, and M. Ayukawa, Characteristics of CNA associated with geomagnetic sudden commencements, Proc. NIPR Symp. Upper Atmos, Phys. 2, 15-24, 1989.
- Tsunomura, S., A rough estimation of induction characteristics for geomagnetic variations at Syowa and Iceland, Proc. NIPR Symp. Upper Atmos. Phys. 3, 61-69, 1990.
- Araki, T., N. Sato, R. Fujii, and T. Kikuchi, Diurnal phase and amplitude variatiosn of 12.1 kHz Omega signal along the auroral zone, Proc. NIPR Symp. Upper Atmos. Phys. 3, 79-85, 1990.
- Yamagishi. H., Development of optical disk data base for Syowa-Iceland geomagnetically conjugate observations, Antarc. Rec., 34, 242-262, 1990.
- Sato, N., H. Saito, and Th. Saemundsson, Pc 3-5 magnetic pulsation activities observed at Syowa-Iceland conjugate stations, Proc. for the International symposium on Antarctic Research, Hangzhou, China, 514-520, 1990.
- Sato, N., R. Fujii, and Th. Saemundsson, Conjugacy of pulsating aurora and their relation to geomagnetic pulsations, Proc. for the International Symposium on Antarctic Research, Hangzhou, China, 499-507, 1990.
- Araki, T., N. Sato, R. Fujii, and T. Kikuchi, Diurnal phase and amplitude variation at 12.1 kHz over a high-latitude path of 1300 km, Proc. NIPR Symp. Upper Atmos. Phys. 3, 79-85, 1990.
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