Ali Ahamed, S. Z., Dillip, G. R., Manoj, L., Raghavaiah, P., & Deva Prasad Raju, B. (2010). Growth and characterization of new NLO material: L-serine sodium nitrate. Photonics Letters of Poland, 2(4), pp. 183–185. https://doi.org/10.4302/photon. lett. pl.v2i4.168