https://cogsciapps.com/blog/2019/08/three-new-research-contributions-on-sleep-onset-and-insomnolence-by-cogsci-apps-co-founder-dr-luc-p-beaudoin/
Three New Research Contributions on Sleep Onset and Insomnolence by CogSci Apps Co-founder, Dr. Luc P. Beaudoin