Ying Yu and Wen-Chi Kuo and Tung-Jung Sung, Smart Product-Service System Innovation with User Experience: A Case Study of Chunmi. journal = {International Journal of Mechanical and Industrial Engineering}, [online]. World Academy of Science, Engineering and Technology. August 2020, vol. 165(9). 421 - 427 [viewed 19 April 2024]. Available from: https://publications.waset.org/pdf/10011420.