1. Fisher P.; Hankley W.; Wallentine V.; "Separation of Introductory Programming and Language Instruction " SIGCSE Bulletin Feb 73 Vol. 5 No. 1. 10.1145/953053.808066 Fisher P.; Hankley W.; Wallentine V.; "Separation of Introductory Programming and Language Instruction " SIGCSE Bulletin Feb 73 Vol. 5 No. 1. 10.1145/953053.808066
2. A study of the first course in computers
3. Gabrini Philippe; "Integration of Design and Programming Methodology into Beginning Computer Science Course " SIGCSE Bulletin Feb 82 Vol. 14 No. 1. 10.1145/953051.801344 Gabrini Philippe; "Integration of Design and Programming Methodology into Beginning Computer Science Course " SIGCSE Bulletin Feb 82 Vol. 14 No. 1. 10.1145/953051.801344
4. Riley D. D.; "Teaching Problem Solving in an Introductory Computer Science Class " SIGCSE Bulletin Vol. 13 No. 1 Feb 81. 10.1145/953049.800995 Riley D. D.; "Teaching Problem Solving in an Introductory Computer Science Class " SIGCSE Bulletin Vol. 13 No. 1 Feb 81. 10.1145/953049.800995
5. Behforouz Ali; Sharma Oukar P.; "A One-Year Introductory Course for Computer Science Undergraduate Program " SIGCSE Bulletin Vol. 13 No. 1 Feb 81. 10.1145/953049.800960 Behforouz Ali; Sharma Oukar P.; "A One-Year Introductory Course for Computer Science Undergraduate Program " SIGCSE Bulletin Vol. 13 No. 1 Feb 81. 10.1145/953049.800960