Bukalov, Aleksandr. “Consciousness and Physical World: The Changing States of Consciousness and Transpersonal Psychology”. Physics of Consciousness and Life, Cosmology and Astrophysics 1, no. 4 (December 25, 2001): 9–20. Accessed December 21, 2024. https://physics.socionic.info/index.php/physics/article/view/259.