Alketa Hysenbegasi, Steven L. Hass, Clayton R. Rowland (2005) The Impact of Depression on the Academic Productivity of University Students. The Journal of Mental Health Policy and Economics J Ment Health Policy Econ 8, 145-151
Bae J. M.., Jeong E. K.., Yoo T. W.., Huh B. Y.., Kim C. H.(1992). A quick measurement of stress in outpatient clinic setting. Journal of Korean Academy Family Medicine. 13:809–819.
Khawaja Nigar G. ; Duncanson Krystle (2012)Using the University Student Depression Inventory to Investigate the Effect of Demographic Variables on Students' Depression Published online by Cambridge University Press. https;//doi.org/10.1375/ajgc.18.2.195