Demoulin V. (1984). "Typification of Geastrum Pers.: Pers. and its orthographic variant Geaster (Gasteromycetes)". Taxon. 33 (3): 498–501. doi:10.2307/1220990. JSTOR1220990.
Kasuya T, Yamamoto Y, Sakamoto H, Takehashi S, Hoshino T, Kobayashi T (2009). "Floristic study of Geastrum in Japan: three new records for Japanese mycobiota and reexamination of the authentic specimen of Geastrum minus reported by Sanshi Imai". Mycoscience. 50 (2): 84–93. doi:10.1007/s10267-008-0461-1. S2CID84085901.
jstor.org
Demoulin V. (1984). "Typification of Geastrum Pers.: Pers. and its orthographic variant Geaster (Gasteromycetes)". Taxon. 33 (3): 498–501. doi:10.2307/1220990. JSTOR1220990.
Kasuya T, Yamamoto Y, Sakamoto H, Takehashi S, Hoshino T, Kobayashi T (2009). "Floristic study of Geastrum in Japan: three new records for Japanese mycobiota and reexamination of the authentic specimen of Geastrum minus reported by Sanshi Imai". Mycoscience. 50 (2): 84–93. doi:10.1007/s10267-008-0461-1. S2CID84085901.