Şahin, Zarife Sibel, et al. “Density Functional Computational and X-Ray Studies on Pharmaceutical Compound 1-{3-[4-(4-fluorophenyl)piperazin-1-yl]propyl}-1H-Indole”. European Journal of Chemistry, vol. 8, no. 1, Mar. 2017, pp. 1-7, doi:10.5155/eurjchem.8.1.1-7.1512.