Oi. Bugaenko et al., OPTICAL-IDENTIFICATION AND PHOTOMETRY OF A NUMBER OF STRONG RADIO-SOURCES FROM THE ZELENCHUK SURVEY, Astronomy letters, 19(1), 1993, pp. 5-7
Optical identifications and colors are given for a number of sources f
rom the Zelenchuk survey. Almost all the new identifications have an u
ltraviolet excess and fall in the quasar region in a color-color diagr
am.