Lysty Volodymyra Levynsʹkoho do Volodymyra Dorošenka za 1950-1953 rr. z archivu Ukraïnsʹkoï vilʹnoï akademiï nauk u SŠA = Letters of Volodymyr Levynsky to Volodymyr Doroshenko of 1950-1953 from the archives of the Ukrainian Academy of Arts and Sciences in the USA - Hyryč, Ihor Borysovyč 1962- (2020)