Kashyap, Ravi (Abril de 2014). «The Circle of Investment: Connecting the Dots of the Portfolio Management Cycle – Under the Purview of the Uncertainty Principle of the Social Sciences». International Journal of Economics and Finance6 (5). arXiv:1603.06047. doi:10.5539/ijef.v6n5p244.
Kashyap, Ravi (Abril de 2014). «The Circle of Investment: Connecting the Dots of the Portfolio Management Cycle – Under the Purview of the Uncertainty Principle of the Social Sciences». International Journal of Economics and Finance6 (5). arXiv:1603.06047. doi:10.5539/ijef.v6n5p244.