Wichmann, B. A. "Ackermann's function: a study in the efficiency of calling procedures" BIT 16 (1976), pp103-110

Languages mentioned

• ALGOL 60 {1959} Algorithm Language
• ALGOL 68 {1968} 3rd generation ALGOL
• ALGOL 68-R {1970}
• ALGOL W {1966} Wirth and Hoare
• BLISS/10 {1974}
• IMP {1966} IMProved Autocode
• Pascal {1970} Wirth's development of the Algol-W proposal
• PL/I {1964} Programming Language One
• PL516 {1970}
• RTL/2 {1972} real-time language based on ALGOL 68
• SIMULA 67 {1967} Object-oriented simulation language
• Sue {1971}