Tovmassian HM, Tiersch H. Photometric and spectroscopic study of seven Shakhbazian compact galaxy groups. RevMexAA [Internet]. 2012 Jun. 28 [cited 2024 Apr. 29];44(1):125-36. Available from: https://www.revistas.unam.mx/index.php/revmexaa/article/view/23744