©2013 National Research Council of Thailand
Ungsana Chundang. 1996. On the use of computer algebra systems in a calculus course for Thai engineering students developing and testing modules for visualization. Kassel:Universitat-Gesamthochschule Kassel;
Ungsana Chundang. (1996) On the use of computer algebra systems in a calculus course for Thai engineering students developing and testing modules for visualization (รายงานผลงานวิจัย). Universitat-Gesamthochschule Kassel:Kassel.
Ungsana Chundang. On the use of computer algebra systems in a calculus course for Thai engineering students developing and testing modules for visualization. Kassel:Universitat-Gesamthochschule Kassel, 1996.
Ungsana Chundang. (1996) On the use of computer algebra systems in a calculus course for Thai engineering students developing and testing modules for visualization (รายงานผลงานวิจัย). Universitat-Gesamthochschule Kassel:Kassel.