(Instituto de Astrofisica de Canarias and Comision Interministerial de Ciencia y Tecnologia, Summer School on Evolutionary Phenomena in Galaxies, Puerto de la Cruz, Spain, July 4-15, 1988) Astrophysics and Space Science (ISSN 0004-640X), vol. 156, no. 1-2, June 1989, p. 57-62.
Manchado, A.; Garcia Lario, P.; Pottasch, S. R.
Preliminary results are presented from a spectroscopy survey of IRAS sources with colors similar to those of planetary nebulae. Two new planetary nebulae, some H-alpha emission line stars, one peculiar source which is probably a premain-sequence object and a new Seyfert I galaxy have been found.