Letter, Organizing Committee->A.P. Ershov, 06.02.1967
Letter, A.P. Ershov->M. R. Shura-Bura, 28.02.1967
Information letter, Organizing Committee->A.P. Ershov, 19.04.1967on the working Conference of the MCAPG and APLEIPG groups in Bulgaria. Enclosed are the program and map with directions to the conference site
Programme, 18.05.1969-25.05.1969
Working Notes, 18.05.1969-25.05.1969
Initial order | In alphabetical order | By date |
