Elliot B. Koffman Torsten Brinda Juan Alvarez Amruth N. Kumar Maria Lúcia Blanck Lisbôa Juris Reinfelds Peter Van Roy Raul Sidnei Wazlawick Teaching Programming and Problem Solving. 125-130 2002 conf/ifip3-2/2002 Informatics Curricula and Teaching Methods db/conf/ifip3-2/ifip3-2-2002.html#KoffmanBAKLRRW02