Joseph AK, Jayalekshmi S. Linear and Nonlinear Optical Constants of Potassium Acid Phthalate crystal. Photonics Lett. Pol. [Internet]. 2018 Oct. 1 [cited 2024 Apr. 28];10(3):97-9. Available from: http://www.photonics.pl/PLP/index.php/letters/article/view/10-35