Pervin, Mst Maleka, and Nafiza Ferdowshi. “Suicidal Ideation in Relation to Depression, Loneliness and Hopelessness Among University Students”. Dhaka University Journal of Biological Sciences, vol. 25, no. 1, June 2016, pp. 57-64, doi:10.3329/dujbs.v25i1.28495.