Scleroderma verrucosum (English Wikipedia)

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doi.org (Global: 2^nd place; English: 2^nd place)

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"Scleroderma verrucosum (Bull.) Pers. 1801". MycoBank. International Mycological Association. Retrieved 2012-10-01.

Gemeiner Kartoffelbovist. In: Pilzdatenbank des Giftnotrufs München. Retrieved, 13 January 2014.

Jian-Zong L. (2003). "Studies of Scleroderma from China". Hunan Shifan Daxue Ziran Kexue Xuebao (in Chinese). 26 (4): 60–4. ISSN 1000-2537.
De AB; Debasmita R. (2007). "Scleroderma verrucosum (Bull.) Pers. – an addition to the fungi of West Bengal, (India)". Journal of Natural History (India). 3 (1): 31–3. ISSN 0973-6166.