Artanis Productions (Autor/Nombre Corporativo)

Contract on Cherry Street, 1977: (Artanis Productions; production company; film not viewed)

Internet movie database WWW site, viewed March 19, 2018 (Artanis Production, Inc.; U.S. production company; produced Contract on Cherry Street)

BFI online, viewed March 19, 2018 (Artanis Productions; produced None but the brave, 1965, The naked runner, 1967, Contract on Cherry Street, 1977, and The first deadly sin, 1980)

CAOPENDATA WWW site, viewed March 19, 2018 Artanis Productions, Inc. (business entity registered in the state of California; established 17th January 1964; its current status is surrender; address: 5757 Wilshire Blvd.,Ste. 240, Los Angeles, CA, 90036)

Wikipedia WWW site, viewed March 19, 2018 Artanis Entertainment Group (Artanis Productions was a company founded by Frank Sinatra and Warner Bros. Records to make films; the name comes from Sinatra's surname spelled backwards)