Y. Luo, Z. Hu, et K. Yu, « The Impact of the R&D Expenditure and Patent Rights towards Operating Performance in Medical Device Industry – An Empirical Study », rcis, vol. 61, p. 187–197, juin 2018, Consulté le: nov. 07, 2026. Disponible sur: https://www.rcis.ro/journal/article/view/2438-the-impact-of-the-rad-expenditure-and-patent-rights