White VS (1902). "The Nidulariaceae of North America". Bulletin of the Torrey Botanical Club. 29 (5): 251–280. doi:10.2307/2478721. JSTOR2478721.
Brodie HJ (1971). "Crucibulum cyathiforme a new species of bird's nest fungus from Colombia". Canadian Journal of Botany. 49 (11): 2009–2010. doi:10.1139/b71-281.
Brodie HJ (1970). "Crucibulum parvulum, a very small new bird's nest fungus from northwestern North America". Canadian Journal of Botany. 48 (5): 847–849. doi:10.1139/b70-116.
Martin GW (1927). "Basidia and spores of the Nidulariaceae". Mycologia. 19 (5): 239–247. doi:10.2307/3753710. JSTOR3753710.
Mali RS, Babu KN (1998). "Naturally occurring prenylated phthalides: First total synthesis of salfredin B11". Journal of Chemical Research. 6 (6): 292–93. doi:10.1039/a707767j.