Astronomical data analysis software ... ; Proceedings of a meeting [9. Conference for Astronomical Data Analysis Software and Systems] held at the Hilton Waikoloa Village, Hawaii, USA, 3 - 6 October, 1999 / Conference for Astronomical Data Analysis Software and Systems (9 : 1999 : Waikoloa, Hawaii). San Francisco, Calif. : Astronomical Society of the Pacific, 2000
