The Sunspot Observations Made in 1967
SPECIAL CURVES OF A HYPERSURFACE OF A FINSLER SPACE
ON EXCEPTIONAL VALUES OF ENTIRE AND NUEROMORPHIC FUNCTIONS
A PROBLEM IN CONGRUENCES OF CURVES IN A RIEMANNIAN SPACE
CONGRUENCES OF CURVES IN A RIEMANNIAN SPACE - III
Observations of the solar chromosphere in 1964-66
Ein extrem roter Stern in der Nahe des Galaktischen Sternhaufens M37
AN EXTENSION OF UPPER BOUNDED TECHNIQUE FOR A LINEAR FRACTIONAL PROGRAM