@article{DBLP:journals/jucs/DiazGZAP09, author = {Paloma D\'{\i}az and Esther Guerra and Telmo Zarraonandia and Ignacio Aedo and Carmen Luisa Padr{\'o}n}, title = {A Meta-modeling based Approach for the Multi-Disciplinary Design of Web Educational Systems}, journal = {J. UCS}, volume = {15}, number = {7}, year = {2009}, pages = {1440-1454}, ee = {http://www.jucs.org/jucs_15_7/a_meta_modeling_based}, bibsource = {DBLP, http://dblp.uni-trier.de} }