ANALYSIS OF STORING AND FILING MODELS AT A SWITCHING CENTER WITH GROUP RECORDING OF MESSAGES Article BOCHAROV P.P., KOKOTUSHKIN V.A. Automation and Remote Control. Maik Nauka Publishing / Springer SBM. Vol. 51. 1990. P. 914-921
DOKLADY BIOLOGICAL SCIENCES : PROCEEDINGS OF THE ACADEMY OF SCIENCES OF THE USSR, BIOLOGICAL SCIENCES SECTIONS / TRANSLATED FROM RUSSIAN Journal