ヘッド・アルツィ
↑ ヒルシュ・レヴィン(Hirsch Lewin)の名でも知られる
↑ P. Gradenwitz, Music publishing in Israel, Music Library Association Notes, v. X, 1953, p. 391-393.
↑ Israel digest: a bi-weekly summary of news from Israel, 1955, v. 6-8, p. 48.
↑ Who's who Israel, 1958, p. 452
↑ The Billboard, Sept. 7, 1959, p. 8
↑ The Israel yearbook, 1960, p. 293
↑ The Billboard, Nov. 13, 1961, p. 42