 Kọ itẹsiwaju fun paragirafi yii - Lati ọdun 1976 si ọdun 1987, Tkachenko ṣe ere lori ẹgbẹ agbọn bọọlu afẹsẹgba agbalagba ti Soviet Union, ti o kopa ninu ọpọlọpọ awọn idije FIBA EuroBasket ati FIBA World Cup. Pẹlu ẹgbẹ agbabọọlu orilẹ-ede Soviet, o gba ọpọlọpọ awọn ami ẹyẹ, pẹlu: awọn ami ẹyẹ idẹ meji ni Awọn ere Olimpiiki Igba Irẹdanu Ewe 1976 ati ni Awọn ere Olimpiiki Igba Irẹdanu Ewe 1980, ami ẹyẹ goolu ni 1982 FIBA World Championship tun awọn ami ẹyẹ fadaka ni 1978 FIBA World Championship ati 1986 FIBA World Championship : ; bakanna bi awọn ami wura mẹta ni FIBA EuroBasket: ni FIBA EuroBasket 1979, FIBA EuroBasket 1981, ati FIBA EuroBasket 1985 awọn ami fadaka ni FIBA EuroBasket 1977 ati FIBA EuroBasket 1987. 