@article{oai:ksu.repo.nii.ac.jp:00009796,
 author = {TANAKA, Yasushi and TANAKA, Yasushi},
 journal = {Discussion paper series, Discussion paper series},
 month = {Jul},
 note = {1, KJ00000214482, P},
 pages = {1--27},
 title = {TRAINING MODELS WITH HETEROGENEOUS LABOUR},
 volume = {30},
 year = {2000}
}