@article{CSIS_2005_2_1_a2,
     author = {Riichiro Mizoguchi},
     title = {The {Role} of {Ontological} {Engineering} for {AIED} {Research}},
     journal = {Computer Science and Information Systems},
     publisher = {mathdoc},
     volume = {2},
     number = {1},
     year = {2005},
     url = {http://geodesic.mathdoc.fr/item/CSIS_2005_2_1_a2/}
}