Comics - Return to the feats of legend - Part 3 - Gouffre de Padirac Editions Glénat - French

Sticker, pen-drawn portrait of Edouard-Alfred Martel, Gouffre de Padirac

Rubber, illustration of the "Grande Pendeloque", Gouffre de Padirac

Comics The making of an extraordinary visit - Part 2 - Gouffre de Padirac Editions Glénat - French

Comics - Trilogy - Gouffre de Padirac Editions Glénat - English

Comics - Edouard-Alfred Martel's amazing discovery - Part 1 - Gouffre de Padirac Editions Glénat - French