Yang, C.-K.C.-K.YangChen, Y.-H.Y.-H.ChenChuang, T.-J.T.-J.ChuangShankhwar, K.K.ShankhwarSmith, S.S.SmithSHANA SMITH2021-02-042021-02-042020Yang, C.-K.;Chen, Y.-H.;Chuang, T.-J.;Shankhwar, K.;Smith, S.https://www.scopus.com/inward/record.url?eid=2-s2.0-85076007000&partnerID=40&md5=1325ebb68c1c0491522cb457678b3726https://scholars.lib.ntu.edu.tw/handle/123456789/547512An augmented reality-based training system with a natural user interface for manual milling operationsjournal article10.1007/s10055-019-00415-82-s2.0-85076007000