Newcomb Greenleaf
发表
Newcomb Greenleaf,
1989,
SIGCSE '89.
Newcomb Greenleaf,
1990,
SIGCSE '90.
Newcomb Greenleaf,
1986
.
Robert Trenary,
Judith D. Wilson,
Newcomb Greenleaf,
1989,
SIGCSE '89.
Newcomb Greenleaf,
1991,
Constructivity in Computer Science.