Pijush Kanti Bhattacharjee (2014). "Working Philosophy of All Medicines"(PDF). International Journal of Advanced Engineering and Global Technology. 2 (7): 823-827. Arkiveret fra originalen(PDF) 4. marts 2016. Hentet 31. august 2018.
Pijush Kanti Bhattacharjee (2014). "Working Philosophy of All Medicines"(PDF). International Journal of Advanced Engineering and Global Technology. 2 (7): 823-827. Arkiveret fra originalen(PDF) 4. marts 2016. Hentet 31. august 2018.