The sunspot observations made in 1965
CONGRUENCES OF CURVES IN A RIEMANNIAN SPACE - III
ON PSEUDO-UNION CURVES IN A HYPERSURFACE OF A RIEMANNIAN SPACE
FOURIER SERIES FOR FOX'S H-FUNCTIONS
Ein extrem roter Stern in der Nahe des Galaktischen Sternhaufens M37
The Sunspot Observations Made in 1967
SPECIAL CURVES OF A HYPERSURFACE OF A FINSLER SPACE
ON HYPER DARBOUX LINES IN FINSLER SUBSPACE