Morse, M. (1973). Variational analysis: Critical extremals and sturmian extensions. Wiley Eastern.
Dyfyniad Arddull ChicagoMorse, Marston. Variational Analysis: Critical Extremals and Sturmian Extensions. New York: Wiley Eastern, 1973.
Dyfyniad MLAMorse, Marston. Variational Analysis: Critical Extremals and Sturmian Extensions. Wiley Eastern, 1973.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.