Loretta, F. et al. 2012. Growth and Characterization of Pure and L-Alanine Sodium Nitrate doped Potassium Dihydrogen Phosphate Single Crystals. Asian Journal of Chemistry. 25, 4 (Nov. 2012), 1921–1926. DOI:https://doi.org/10.14233/ajchem.2013.13241.