Colin Day and Ian Marriott (February 1976). "Software Reviews: COCOA: A Word Count and Concordance Generator". Computers and the Humanities. 10 (1): 56. doi:10.1007/BF02399143. S2CID198177017.
Colin Day and Ian Marriott (February 1976). "Software Reviews: COCOA: A Word Count and Concordance Generator". Computers and the Humanities. 10 (1): 56. doi:10.1007/BF02399143. S2CID198177017.