Michael McCracken Vicki L. Almstrum Danny Diaz Mark Guzdial Dianne Hagan Yifat Ben-David Kolikant Cary Laxer Lynda Thomas Ian Utting Tadeusz Wilusz A multi-national, multi-institutional study of assessment of programming skills of first-year CS students. 125-180 2001 33 SIGCSE Bulletin 4 http://doi.acm.org/10.1145/572139.572181 db/journals/sigcse/sigcse33.html#McCrackenADGHKLTUW01