Citation: Sichevich, O.M.; Gladyshevskii, R.E.; Grin', Yu.; Yarmolyuk, Ya.P. (1982). The crystal structure of R Ga Co (R= Pr, Nd, Sm, Gd, Tb, Dy, Ho, Er, Y). Dopovidi Akademii Nauk Ukrains'koi RSR, Seriya B: Geologichni, Khimichni ta Biologichni Nauki, 1982, pp. 60-62.