Yang, K., Chiao, Y., & Kuo, C. (2010). The Relationship Between R&D Investment and Firm Profitability Under a Three-Stage Sigmoid Curve Model: Evidence From an Emerging Economy. IEEE transactions on engineering management, 57(1), 103-117. https://doi.org/10.1109/TEM.2009.2023452
Chicago Style (17th ed.) CitationYang, Kuo-Pin, Yu-Ching Chiao, and Chih-Chung Kuo. "The Relationship Between R&D Investment and Firm Profitability Under a Three-Stage Sigmoid Curve Model: Evidence From an Emerging Economy." IEEE Transactions on Engineering Management 57, no. 1 (2010): 103-117. https://doi.org/10.1109/TEM.2009.2023452.
MLA (9th ed.) CitationYang, Kuo-Pin, et al. "The Relationship Between R&D Investment and Firm Profitability Under a Three-Stage Sigmoid Curve Model: Evidence From an Emerging Economy." IEEE Transactions on Engineering Management, vol. 57, no. 1, 2010, pp. 103-117, https://doi.org/10.1109/TEM.2009.2023452.