JOURNAL OF TESTING AND EVALUATION, vol. 43, no. 6, page. 1456 - 1463, 2015-11
JOURNAL OF TESTING AND EVALUATION, vol. 43, no. 6, page. 1497 - 1503, 2015-11
Industrial Engineering & Management Systems, vol. 11, no. 4, page. 390 - 396, 2012-12