vitesse de libération
1983 / Solar escape / A. Z. Hendel / American Journal of Physics 51 (1983) p. 746 [doi]
1986 / Solar escape revisited / V. J. Menon ; D. C. Agrawal / American Journal of Physics 54 (1986) p. 752 [doi]
1995 / [Questions and Answers] #25. Escape velocity from the universe / Charles Hayes / American Journal of Physics 63 (1995) p. 777 [doi]