C.D.S. - SIMBAD4 rel 1.8 - 2024.05.27CEST03:42:08 Reference query: 1977RMxAA...2..181T (1 found) ---------------------------------------------- 1977RMxAA...2..181T Rev. Mex. Astron. Astrofis., 2, 181-207 (1977) Photoelectric photometry and physical conditions of planetary nebulae. TORRES-PEIMBERT S. and PEIMBERT M. -Simbad objects: 42