(瑞典文)Andersson, Christer. Stenmurklan - olämplig att äta. Livsmedelsverket (National Food Administration). Swedish National Food Administration. 2007 [2008-03-07]. (原始内容存档于2007-10-06).
Andersson, Christer. Frågor och svar om stenmurkla. Livsmedelsverket (National Food Administration). Swedish National Food Administration. 2007 [2008-03-07]. (原始内容存档于2009-03-23) (瑞典语).
(瑞典文)Andersson, Christer. Stenmurklan - olämplig att äta. Livsmedelsverket (National Food Administration). Swedish National Food Administration. 2007 [2008-03-07]. (原始内容存档于2007-10-06).
Andersson, Christer. Frågor och svar om stenmurkla. Livsmedelsverket (National Food Administration). Swedish National Food Administration. 2007 [2008-03-07]. (原始内容存档于2009-03-23) (瑞典语).
Drumeva-Dimcheva M, Gyosheva-Bogoeva M. Section One: Bulgaria's Biological Diversity - The Macromycetes Fungi of Bulgaria. Bulgaria's Biological Diversity: Conservation Status and Needs Assessment. Biodiversity Support Program (WWF, The Nature Conservancy, and World Resources Institute Consortium). 1998 [2008-03-06]. (原始内容存档于2008-03-15).
Bolets. Revista el cargol. 2008 [2008-06-08]. (原始内容存档于2007-01-28).
Drumeva-Dimcheva M, Gyosheva-Bogoeva M. Section One: Bulgaria's Biological Diversity - The Macromycetes Fungi of Bulgaria. Bulgaria's Biological Diversity: Conservation Status and Needs Assessment. Biodiversity Support Program (WWF, The Nature Conservancy, and World Resources Institute Consortium). 1998 [2008-03-06]. (原始内容存档于2008-03-15).