Velo, G., & Wightman, A. S. (1985). Regular and chaotic motions in dynamic systems. Plenum Press.
Dyfyniad Arddull ChicagoVelo, G., and A. S. Wightman. Regular and Chaotic Motions in Dynamic Systems. New York: Plenum Press, 1985.
Dyfyniad MLAVelo, G., and A. S. Wightman. Regular and Chaotic Motions in Dynamic Systems. Plenum Press, 1985.
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