1.
Karpierz MA, Stegeman GI. Nonlinear Optics: A Vibrant Field. Photonics Lett. Pol. [Internet]. 2010 Jan. 4 [cited 2024 Nov. 20];1(4):pp. 145-147. Available from: http://m.photonics.pl/PLP/index.php/letters/article/view/1-49