Function of the Tracheal Gills in Larvae of the Caddis Fly, Macronema zebratum Hagen”. Physiological Zoology 4 (3): 361–379. ISSN 0031-935X. https://www.jstor
30: La Condena by Enrico CHAPELA (Mexico) Voices to Voices by Lars Petter HAGEN (Norway) Time bells by Bank SARY (Hungary) Place, date and venue: Paris