{{Cite conference| publisher = BRGM - Service géologique national| last1 = Herrouin| first1 = Yves| last2 = Dadet| first2 = Paul| last3 = Guigues| first3 = J.| last4 = Laville| first4 = P.| last5 = Talbo| first5 = H.| title = Notice explicative de la Feuille 388 - Bain-de-Bretagne| location = Orléans| series = Carte géol. France (1/50 000)| date = 1989}}