Tomabechi, Hideto (1991. június 18.). „Quasi-destructive graph unification”. Proceedings of the 29th annual meeting on Association for Computational Linguistics, Berkeley, California, 315–322. o, Kiadó: Association for Computational Linguistics. DOI:10.3115/981344.981385.
dx.doi.org
Tomabechi, Hideto (1991. június 18.). „Quasi-destructive graph unification”. Proceedings of the 29th annual meeting on Association for Computational Linguistics, Berkeley, California, 315–322. o, Kiadó: Association for Computational Linguistics. DOI:10.3115/981344.981385.
C4I and Cyber Center Faculty and Affiliates (amerikai angol nyelven). Center of Excellence in Command, Control, Communications, Computing and Intelligence, 2014. május 28. (Hozzáférés: 2020. április 2.)
