@article {7330,
	title = {VIOLATION OF THE PURE-STATE CONDITION BY THE CLASSICALLY EVOLVED WIGNER FUNCTION},
	journal = {Europhysics Letters},
	volume = {19},
	number = {7},
	year = {1992},
	note = {ISI Document Delivery No.: JK284Times Cited: 16Cited Reference Count: 9},
	month = {Aug},
	pages = {569-573},
	type = {Article},
	abstract = {Unlike the quantum density matrix, the inverse Weyl transform of the classically evolved Wigner function is, in general, neither positive nor is its purity (in a quantum sense) necessarily preserved in time.},
	keywords = {FORMALISM, PHASE-SPACE, SEMICLASSICAL THEORIES AND APPLICATIONS},
	isbn = {0295-5075},
	url = {<Go to ISI>://A1992JK28400001},
	author = {Muga, J. G. and Snider, R. F.}
}
