Alfredo Vizzini, Marco Contu, Stefano Ghignone, Else Vellinga: A new volvate Macrolepiota (Agaricomycetes, Agaricales) from Italy, with observations on the M. procera complex. In: Mycotaxon. Band117, Nr.1 (Juli–September), 22. November 2011, S.149–164, doi:10.5248/117.149.