Fuel of the self-starter: How mood relates to proactive goal regulation.

Bindl, Uta K.; Parker, Sharon K.; Totterdell, Peter; Hagger-Johnson, Gareth . (2012). Fuel of the self-starter: How mood relates to proactive goal regulation.. Journal of Applied Psychology, 97(1), 134–150. doi:10.1037/a0024368

An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research