U(N) invariant dynamics for a simplified Loop Quantum Gravity model

U(N) tools for Loop Quantum Gravity: The Return of the Spinor

U(N)-monopoles on Kerr black hole and its entropy

U, B and r band luminosity functions of galaxies in the Coma cluster

U, B, V aperture photometry of 21 galaxies

U, B, V light curves of CO Lacertae

U, B, V observations of double spiral galaxies

U, B, V observations of double spiral galaxies

U, B, V photoelectric photometry in the Corona Australis T I association

U, B, V photoelectric photometry in the Corona Australis T I association

U, B, V photometric program on eclipsing binaries at Palomar and Kitt Peak.

U, B, V photometry and spectroscopy of HM Sagittae in 1977

U, B, V photometry and spectroscopy of HM Sagittae in 1978

U, B, V photometry of an interesting Seyfert galaxy

U, B, V photometry of dwarf novae at minimum light. I Detection of eclipses in the SS Cygni system

U, B, V photometry of nests of interacting galaxies

U, B, V photometry of SMC X-1 and Centaurus X-3, and some parameter correlations for X-ray binaries

U, B, V photometry of SS Cygni in June-September 1975

U, B, V photometry of SX Cassiopeiae

U, B, V photometry of the 'polar' an Ursae Majoris