Kirti, D., D. Jain, K. Patil, and D. Phalgune. “Comparison Between Direct Trocar Versus Veress Needle for Laparoscopic Access: A Randomized Controlled Study”. International Surgery Journal, vol. 10, no. 1, Dec. 2022, pp. 60-65, doi:10.18203/2349-2902.isj20223592.