M.A. Korolev, K.S. Kuzmin, S.S. Lavrov, A.A. Ketichevsky, G.K. Stoliarov, M.R. Shura-Bura, "Information about Algorithmic Language ALGEK"

(1966) "Cybernetics" No.2, 1966  

Languages mentioned ALGEK {1964} Russian ALGOL/COBOL hybrid