Punjabi to English Bidirectional NMT System Kamal Deep author Ajit Kumar author Vishal Goyal author 2020-12 text Proceedings of the 17th International Conference on Natural Language Processing (ICON): System Demonstrations Vishal Goyal editor Asif Ekbal editor NLP Association of India (NLPAI) Patna, India conference publication deep-etal-2020-punjabi https://aclanthology.org/2020.icon-demos.3/ 2020-12 7 9