Second harmonic generation studies on Guanidine Nitrate added triglycine sulphate crystals. International Journal of Food and Nutritional Sciences, [S. l.], v. 11, n. 10, p. 7815–7822, 2022. Disponível em: http://ijfans.org/index.php/Journal/article/view/11556. Acesso em: 26 aug. 2026.