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Zeitschrift für Naturforschung: Comparative study of novel solitary wave solutions with unveiling bifurcation and chaotic structure modelled by stochastic dynamical system
Tlatilco and the Pre-Classic Cultures of the New World. Muriel Noé Porter. Viking Fund Publications in Anthropology, No. 19, Wenner-Gren Foundation for Anthropological Research, New York, 1953. 104 pp., 16 figs., 14 pls. $2.50.