@article{oai:nagoya.repo.nii.ac.jp:00011971, author = {MATSUMOTO, KOHJI and NAKAMURA, TAKASHI and OCHIAI, HIROYUKI and TSUMURA, HIROFUMI}, journal = {Acta Arithmetica}, month = {}, pages = {99--125}, title = {On value-relations, functional relations and singularities of Mordell-Tornheim and related triple zeta-functions}, volume = {132}, year = {2008} }