| Paper abstracts, 01.06.1973(?) in the "BIT" journal (¹:6 1973)in Japanese
Paper abstracts, 01.05.1973(?)in the "BIT" journal (¹:5, 1973)in Japanese
Letter, A. Huber->A.P. Ershov, 20.02.1974
Telegram (hand-written), A.P. Ershov->A. Huber, 09.03.1974
Covering letter with attachment, 12.04.1976Enclosed are photocopies of all the review cuttings received for the last 3 months.
Telegram, A.P. Ershov->A. Huber, 31.05.1974
Letter, A. Peters->A.P. Ershov, 08.05.1973
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