Daniel Carrillo, Gary Bender, Bruce Schaffer, B Nigel Wolstenholme, Anthony W Whiley, Martín Aluja, Mary Arpaia, Carlos Balerdi, Araceli Barceló-Muñoz, Alejandro Barrientos Priego...
Louise Manning, John G. Keogh, Thomas P. Saunders, Elizabeth A. Bihn, James Monaghan, Charles Wortmann, Patricio Grassini, Roger W. Elmore, Charles Staver
Gottlieb Basch, Jose Gonzalez-Andujar, Emilio J. González-Sanchez, John Geraghty, Seyed Vahid Eslami, Sjoerd W. Duiker, Saidi Mkomwa, Marie L. C. Bartz, Carol C. Baskin, Jerry M. Baskin...
Various authors, Vanusia Batista de Oliveira Amorim, Dan Koeppel, Einar Martínez de la Parte, Luis Pérez-Vicente, Fernando García-Bastidas, André Drenth, Gert H. J. Kema, Eli Khayat, Edson Amorim...
