@article{DBLP:journals/jise/ChangHS03,
  author    = {Flora Chia-I Chang and
               Lun-Ping Hung and
               Timothy K. Shih},
  title     = {A New Courseware Diagram for Quantitative Measurement of
               Distance Learning Courses},
  journal   = {J. Inf. Sci. Eng.},
  volume    = {19},
  number    = {6},
  year      = {2003},
  pages     = {989-1014},
  ee        = {http://www.iis.sinica.edu.tw/page/jise/2003/200311_06.html},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}