 {{Cite book| publisher = Delachaux et Niestlé| isbn = 2.04.007.940-X| last1 = Lange| first1 = JE.| last2 = Duperrex| first2 = A.| last3 = Hansen| first3 = L.| title = Guide des champignons| series = Les guides du naturaliste| date = 1972}}