Nicolai Berezowsky Papers - Collection from the Columbia University Library with biography, noting correspondence, subject files, photographs, clippings, and scores. - http://www.columbia.edu/cu/libraries/indiv/rare/guides/Berezowsky/index.html
Berezowsky (Nicolai) Scores, [ca. 1916 - ca. 1953] - Works catalogued and held by the New York Public Library Digital Library Collections. Includes brief biography. - http://digilib.nypl.org/dynaweb/ead/nypl/musberezo/@Generic__BookView
Berezowsky, Nicolai Tikhonovich - Musical biography with education, move to America, abilities on the violin, and noted compositions. - http://www.wqxr.com/cgi-bin/iowa/cla/learning/grove.html?record=955