
Kumar, G., Sasidharan, A., & Kutty, B. M. (2018). Efficacy of the combination of cognitive training and acoustic stimulation in eliciting lucid dreams during undisturbed sleep: A pilot study using polysomnography, dream reports and questionnaires. International Journal of Dream Research, 11(2), 197-202. Retrieved from https://journals.ub.uni-heidelberg.de/index.php/IJoDR/article/view/46417