| Affiliation: | 1. Universitat Mannheim, School of Economics, Seminargebaude A5, D-68131 Mannheim, Germany;1. Kintana, 1314 Chesapeake Terrace, Sunnyvale, CA 94089, USA;2. Department of Economics, Southern Illinois University Carbondale, Carbondale, IL 62901-4515, USA;1. UMR 8569, Laboratoire de Paléontologie, Muséum National d''Histoire Naturelle, 8 rue Buffon, 75005 Paris, France;2. Palaeontology Department, The Natural History Museum, Cromwell Road, London SW7 5BD, UK;3. UMR 5125, Université Claude-Bernard-Lyon 1, 43, Bd du 11 novembre, 69622 Villeurbanne Cedex, France;4. Institute of Geology and Mineral Resources, Thanh Xuanh, Hanoi, Viet Nam |
