A. A. Ambartzumyan, “50 years in science (to I. V. Pranghishvilis 75-th anniversary)”, Probl. Upr., 2005, Issue 3,Pages <nobr>72

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Probl. Upr., 2005 Issue 3, Pages 72–81 (Mi pu441)

Chronicle

50 years in science (to I. V. Pranghishvilis 75-th anniversary)

A. A. Ambartzumyan