FARID A., FRANCK A.R., GAREY J.R. (2017): Boletus rubricitrinus belongs in Pulchroboletus (Boletaceae). Czech Mycology 69(2): 143-162 [published: 10th November, 2017]
ŠUTARA J. (2005): Central European genera of the Boletaceae and Suillaceae, with notes on their anatomical characters. Czech Mycology 57(1-2): 1-50 [published: 31st August, 2005]