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by Veysey, Laurence R.
by OPEN UNIVERSITY
by University of Chicago School Mathematic Project
by Bennewitz, Christer; International Conference on Differential Equations and Mathematical Physics (1990 : University of Alabama at Birmingham)
by Etnier, D. A.; Starnes, Wayne C.
by Thomas H. Wonnacott (University of Western Ontario); Ronald J. Wonnacott (University of Western Ontario)
by Richard Middleton (The Queen's University, Belfast)
by Editor: Meenakshi Gigi Durham (University of Iowa); Editor: Douglas Kellner (University of California, Los Angeles)
by Renwick, David A.
by Ralph Fasold (Georgetown University)
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