Issue # 75 of Lunar and Planetary Information Bulletin (Spring, 1995)
Issue # 74 of Lunar and Planetary Information Bulletin (February, 1995)
Issue # 73 of Lunar and Planetary Information Bulletin (November, 1994)
Issue # 72 of Lunar and Planetary Information Bulletin (August, 1994)
Issue # 71 of Lunar and Planetary Information Bulletin (May, 1994)