Gronstal, Aaron; Aprea Pérez, Julio E.; Bittner, Tobias; Clacey, Erik; Grubisic, Angelo; Rogers, Damian. (2005-10-17). «Bioforming and Terraforming: A Balance of Methods ...»56th International Astronautical Congress of the International Astronautical Federation, the International Academy of Astronautics, and the International Institute of Space Law (American Institute of Aeronautics and Astronautics) doi:10.2514/6.iac-05-a5.1.09. (Noiz kontsultatua: 2021-05-31).
(Ingelesez)Fogg, M. J.. (1987-12). «The terraforming of Venus»Journal of the British Interplanetary Society 40: 551–564. ISSN0007-084X. (Noiz kontsultatua: 2021-05-31).
(Ingelesez)Fogg, M. J.. (1987-12). «The terraforming of Venus»Journal of the British Interplanetary Society 40: 551–564. ISSN0007-084X. (Noiz kontsultatua: 2021-05-31).