https://catalogue-scientifique.canada.ca/record=1043050~S6*frc
Rechercher Moskovskii Institut Stali i Splavov; Rechercher Severo-Kavkazskǐi gorno-metallurgicheskǐi institut; Rechercher Severo-Kavkazskii Gosudarstvennyi Tekhnologicheskii Universitet
Severo-Kavkazskǐi gorno-metallurgicheskǐi institut, 1958
Publication gouvernementale