Moscow city. Kremlin. May 18, 1978 Foreign Ministers of the USSR and Mexico A. A. Gromyko and S. Roel-Garcia sign documents. The program of scientific and technical cooperation between the USSR and Mexico for 1978-1979 was signed by V. A. Kirillin and S. Roel-Garcia. Among those present: Leonid I. Brezhnev, Yu. V. Andropov, V. V. Grishin, A. N. Kosygin, A. Ya. Pelshe, B. Ponomarev, M. S. Solomentsev, V. E. Dymshits, N. A. Tikhonov, M. A. Suslov, President of Mexico Jose Lopez Portillo.