PEI-YU WANGChang W.-L.Pai L.-M.2021-07-052021-07-0520081933-6934https://www.scopus.com/inward/record.uri?eid=2-s2.0-79954580101&doi=10.4161%2ffly.6526&partnerID=40&md5=4b4bb83b85354f721620a3d7767f2144https://scholars.lib.ntu.edu.tw/handle/123456789/569349Smiling Gurken gradient: An expansion of the Gurken gradientjournal article10.4161/fly.6526188204802-s2.0-79954580101