Linden D., Proper H. A. and Hoppenbroovers, http://khdesign.nehard.kr/bbs/board.php?bo_table=free&wr_id=244114 s. j. b. a. (2014). Conceptual Understanding of conceptual modeling concepts: A longitudinal study among students studying modeling.
Linden D., Proper H. A. and Hoppenbroovers, http://khdesign.nehard.kr/bbs/board.php?bo_table=free&wr_id=244114 s. j. b. a. (2014). Conceptual Understanding of conceptual modeling concepts: A longitudinal study among students studying modeling.