Photometric and spectroscopic study of Shakhbazian compact galaxy groups ShCG 104, ShCG 120, ShCG 223, and ShCG 245
Journal article published in 2007 by
H.~M M. Tovmassian,
H. Tiersch,
H. Gaghik,
G.~H H. Tovmassian,
V.~H H. Chavushyan 
,
S. Neizvestny,
A.~G G. Pramskij,
J.~P P. Torres-Papaqui ,
M. Rozas
,
S. Neizvestny,
A.~G G. Pramskij,
J.~P P. Torres-Papaqui ,
M. Rozas
