[E002] ``平成3年度(1991年)第1次飛翔実験 科学衛星SOLAR-A(M-3SII-6)計画書": ISAS, ISAS SES Data Center, Sagamihara, Japan, SES-TD091-004, August 1991.
[E003] ``M-3SII-6/ようこう(SOLAR-A) 実験報告書": ISAS, ISAS SES Data Center, Sagamihara, Japan, SES-TD-92-009, March 1993.
[E004] ``Yohkoh Analysis Guide": M. Morrison, Lockheed Palo Alto Research Laboratory, Palo Alto, CA, LMSC-P098510, January 26, 1994.
[E005] ``Yohkoh Bragg Crystal Spectrometer Light Curves for Ca XIX - 1 October 1991 - 30 September 1992": J. T. Mariska, R. D. Bentley, and C. D. Pike, Naval Research Laboratory, Washington DC, NRL/MR/7673-93-7313, April 4, 1993.
[E006] ``Yohkoh Bragg Crystal Spectrometer Light Curves for Ca XIX (3.1633-3.1933\AA\ ): 1 October 1992 - 30 September 1993": J. T. Mariska, R. D. Bentley, and C. D. Pike, Naval Research Laboratory, Washington DC, NRL/MR/7670-94-7450, February 14, 1994.
[E007] ``Yohkoh Bragg Crystal Spectrometer Light Curves for Ca XIX (3.1633-3.1933\AA\ ): 1 October 1993 - 30 September 1994": J. T. Mariska, R. D. Bentley, and C. D. Pike, Naval Research Laboratory, Washington DC, NRL/MR/7673-94-7642, December 30, 1994.
[E008] ``Yohkoh Bragg Crystal Spectrometer Light Curves for S XV (5.0163 - 5.1143 \AA\ ): 1 October 1994 - 30 September 1995": J. T. Mariska, R. D. Bentley, and C. D. Pike, Naval Research Laboratory, Washington DC, NRL/MR/7673-96-7817, February 14, 1996.
[E009] ``Yohkoh Bragg Crystal Spectrometer Light Curves for S XV (5.0163 - 5.1143 \AA\ ): 1 October 1995 - 30 September 1996": J. T. Mariska, R. D. Bentley, and C. D. Pike, Naval Research Laboratory, Washington DC, NRL/MR/7673-96-7906, December 30, 1996.
[E010] ``Yohkoh Bragg Crystal Spectrometer Light Curves for S XV (5.0163 - 5.1143 \AA\ ): 1 October 1996 - 30 September 1997": J. T. Mariska, R. D. Bentley, and C. D. Pike, Naval Research Laboratory, Washington DC, NRL/MR/7673-97-8127, December 31, 1997.
[E011] ``The Yohkoh HXT Databook (I) October 1991 - December 1992": Yohkoh HXT Group, National Astronomical Observatory, Tokyo, Japan, February 1993.
[E012] ``The Yohkoh HXT Databook October 1991 - December 1994": T. Kosugi, M. Sawa, T. Sakao, S. Masuda, M. Inda-Koide, K. Yaji, and J. Sato, National Astronomical Observatory, Tokyo, Japan, February 1995.
[E013] ``Solar Geophysical Data": H. E. Coffey (editor), National Oceanic and Atmospheric Administration, Boulder, CO, ISSN 0038-0911, after March 1993 issue(number 583).