Calonge, F D., Milagro Mata, and Julieta Carranza. 2003. “<i>Calvatia sporocristata</i> Sp. Nov. (Gasteromycetes) from Costa Rica”. Revista De Biología Tropical 51 (1):79–84. https://revistas.ucr.ac.cr/index.php/rbt/article/view/15637.