Ekeland, I. 1., & Browder, F. E. 1. (1988). Mathematics and the unexpected. Chicago: University of Chicago Press.
Citación estilo ChicagoEkeland, Ivar 1944-, y Félix Earl 1927-2016 Browder. Mathematics and the Unexpected. Chicago: University of Chicago Press, 1988.
Cita MLAEkeland, Ivar 1944-, y Félix Earl 1927-2016 Browder. Mathematics and the Unexpected. Chicago: University of Chicago Press, 1988.
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