Casupanan, U. N. S., Cheong, S. K. G., Formoso, M. H. G., & Pedrezuela, I. C. S. (1999). Xcribe: An OCR tool for Latex.
Lua i Stíl Chicago (17ú heag.)Casupanan, Uriel Norbert S., Sybil Kirsty G. Cheong, Martha Hazel G. Formoso, agus Irish Christine S. Pedrezuela. Xcribe: An OCR Tool for Latex. 1999.
Lua MLA (9ú heag.)Casupanan, Uriel Norbert S., et al. Xcribe: An OCR Tool for Latex. 1999.
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