न्यौपाने Nyaupane दD. कोशी प्रदेशमा बोलिने मातृभाषाको अवस्था . AJoS [Internet]. 2024 Jul. 23 [cited 2025 Dec. 11];4(1):69-103. Available from: https://www.nepjol.info/index.php/ajos/article/view/68008