WANG, Junmiao. A Study of The OCR Development History and Directions of Development. Highlights in Science, Engineering and Technology, [S. l.], v. 72, p. 409–415, 2023. DOI: 10.54097/bm665j77. Disponível em: https://drpress.org/ojs/index.php/HSET/article/view/13285. Acesso em: 8 apr. 2026.