edited by S. Mukherjee, Indian Institute of Technology Bombay, India, A.A. Misra, Reliance Industries Ltd, India, G. Calvès, Université Toulouse 3, France, and M. Nemčok, EGI at University of Utah, USA, EGI Laboratory at SAV, Slovakia
by Thomas A. Brühwiler ... [and others]. Middle and late Smithian (early Triassic) ammonoids from Spiti, India / by Thomas A. Brühwiler, Hugo Bucher and Leopold Krystyn