(en) Alexander T. Basilevsky, et James W. Head, « Regional and global stratigraphy of Venus: a preliminary assessment and implications for the geological history of Venus », Planetary and Space Science, vol. 43, no 12, , p. 1523-1553 (lire en ligne) DOI10.1016/0032-0633(95)00070-4
(en) Alexander T. Basilevsky, et James W. Head, « Regional and global stratigraphy of Venus: a preliminary assessment and implications for the geological history of Venus », Planetary and Space Science, vol. 43, no 12, , p. 1523-1553 (lire en ligne) DOI10.1016/0032-0633(95)00070-4
(en) Lunar and Planetary Institute XXVII (1996) A. T. Basilevsy et J. W. Head, « Regional and global stratigraphy of Venus: a preliminary assessment and implications for the geologic history of Venus. »