Bhardwaj, A., L. Agrawal, and A. Maini. “Design and Development of Intracavity Optical Parametric Oscillator-Based Eye Safe Laser Operating at 20 Hz Without Forced Air Cooling”. Defence Science Journal, Vol. 63, no. 6, Dec. 2013, pp. 599-05, doi:10.14429/dsj.63.5759.