[1]
N. Aftab, A. Khalid, S. M. A. K. Kazmi, S. M. . Imran, and M. Omair, “Impact of Research and Development Expenditures on Firm Level Innovation: Evidence from Developing Nations”, Pak. J. Humanit. Soc. Sci, vol. 11, no. 3, pp. 3586–3591, Sep. 2023.