https://hdl.handle.net/1721.1/76749 2026-04-10T10:07:38Z https://hdl.handle.net/1721.1/76768 Maslov theory and singularities Guillemin, Victor; Schaeffer, David Maslov theory and singularities, M.I.T., Cambridge, Mass., 1972 (Mimeographed notes.) 2013-02-07T00:00:00Z