梁桂嘉Liang, Kuei-Chia曹景涵Tsao, Jing-Han2025-12-092030-07-082025https://etds.lib.ntnu.edu.tw/thesis/detail/fff29b6605e4b90e280b9b00cd27c0fe/http://rportal.lib.ntnu.edu.tw/handle/20.500.12235/125617高齡者養狗的寵物用品設計Design of Pet Supplies for Elderly Dog Owners學術論文