01000nam0-22003371i-450-9900013251004033213-540-57105-1000132510FED01000132510(Aleph)000132510FED0100013251020000920d1993----km-y0itay50------baengConical refraction and higher microlocalizationOtto Liess.BerlinSpringer-Verlagc1993.X, 389 p.24 cmLecture Notes in Mathematics1555 .Equazioni differenziali alle derivate parzialiEquazioni differenziali alle derivate parziali su varieta515.7Liess,Otto60114ITUNINARICAUNIMARCBK990001325100403321C-20-(155511287MA1MA135-0235A27Conical refraction and higher microlocalization78697UNINAING01