Pérez Navarro, José Miguel, and Anthony R. Lawrence. 2002. “A Critical Review of the Experimental Evidence for the Extrasensory Perception Phenomenom: Hits and Misses of a Paradigm for Perceptual Monotonization”. Apuntes de Psicología 20 (1): 97-118. https://doi.org/10.55414/ax23yh13.