المؤلفون: Cook, Gary J., Dunn, Cheryl L., Grabski, Severin V.

المصدر: ACM SIGCHI Bulletin ; volume 23, issue 2, page 57-58 ; ISSN 0736-6906

الإتاحة: https://doi.org/10.1145/122488.122496Test

المؤلفون: Cook, Gary J.

المصدر: ACM SIGMIS Database: the DATABASE for Advances in Information Systems ; volume 17, issue 4, page 37-37 ; ISSN 0095-0033 1532-0936

الإتاحة: https://doi.org/10.1145/1113523.1113529Test