Tanaka, K.L. (2006). Mars’ North Polar Gypsum: Possible Origin Related to Early Amazonian Magmatism at Alba Patera and Aeolian Mining. Fourth International Conference on Mars Polar Science and Exploration, Abstract #8024. http://www.lpi.usra.edu/meetings/polar2006/pdf/8024.pdf (页面存档备份,存于互联网档案馆).
Tanaka, K.L. (2006). Mars’ North Polar Gypsum: Possible Origin Related to Early Amazonian Magmatism at Alba Patera and Aeolian Mining. Fourth International Conference on Mars Polar Science and Exploration, Abstract #8024. http://www.lpi.usra.edu/meetings/polar2006/pdf/8024.pdf (页面存档备份,存于互联网档案馆).