Denef, Frederik; Zanon, Daniela; Billo, Marco; Fre, Pietro; Pesando, Igor; Troost, Walter; Van Proeyen, Antoine(Classical and Quantum Gravity, 1998)Link to Published Version
Knoll, Andrew; Amils, Ricardo; Gruener, John E.; Morris, Richard V.; Fernandez-Remolar, David C.(Earth and Planetary Science Letters, 2005)Link to Published Version