23rd International Executive Council Meeting (IEC)
NC Contact : Mrs. Sonia Chehlarova ' Simeonova, Secretary, Bulgarian National Committee, ICID (BNCID), Researcher, Research Institute for Irrigation, Drainage, 136 Tzar Boris III 'Blvd, P.O. Box 384, 1618 SOFIA

Date : Sep 01, 1972 - Sep 06, 1972

Location : Varna, Bulgaria, Bulgaria

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