A multi-national, multi-institutional study of assessment of programming skills of first-year CS students. - Michael McCracken; Vicki L. Almstrum; Danny Diaz; Mark Guzdial; Dianne Hagan; Yifat Ben-David Kolikant; Cary Laxer; Lynda Thomas; Ian Utting; Tadeusz Wilusz (ACM SIGCSE Bull., 2001)