RT Journal Article T1 On the spectrum of CB1(E) A1 Llavona, José G. A1 Jaramillo Aguado, Jesús Ángel PB Springer Verlag SN 0025-5831 YR 1990 FD 1990 LK https://hdl.handle.net/20.500.14352/57538 UL https://hdl.handle.net/20.500.14352/57538 NO D.G.I.C.Y.T. DS Docta Complutense RD 6 abr 2025