Mathur, Swati, and Priyanka Gupta. “A Study of Performance-Based Incentive Systems on Employee Engagement in Pharmaceutical Companies in Bhopal”. International Journal of Innovations in Science, Engineering And Management, vol. 4, no. 1, Feb. 2025, pp. 155-62, https://doi.org/10.69968/ijisem.2025v4i1155-162.