Falkoff, A. D. and Iverson, K. E., "APL/360 Terminal System"

[ISEAM 1967] (1967) ACM Symposium on "Interactive Systems for Experimental Applied Mathematics", editors Klerer and Reinfelds, Washington, D.C., August 1967   Aidan Falkoff

Languages mentioned APL\360 {1967} APL for the 360