1. Atlas des Cortinaires VII;Bidaud;Editions FMDS,1994
2. Molecular systematics and biological diversification of Boletales;Binder;Mycologia,2006
3. Mushrooms and Toadstools;Courtecuisse;Collins,1995
4. New Check List of British Agarics and Boleti;Dennis;Cambridge Univ. Press,1960
5. Dentinger, B.T.M. et al. (13 authors) (2010). Molecular phylogenetics of ‘Porcini’ mushrooms (Boletus section Boletus). Molec. Phyl. Evol. 57: 1276-1292.