@book{15885,
	author = {Conference on "Vertex Operators in Mathematics and Physics", Mathematical Sciences Research Instt. Berkeley, California, Nov. 10-17, 1983. and Lapowsky, J. ; ed.},
	title = {Vertex operators in mathematics and physics; proceedings},
	publisher = {Springer-Verlag},
	year = {1985},
	address = {New York}
}