[1]
Bustamante Simas, M.L. de y Dos Santos, N.A. 2006. Narrow-Band 1, 2, 3, 4, 8, 16, 24, 32, 48, 64, and 96 Cycles/360º Angular Frequency Filters. The Spanish Journal of Psychology. 9, 2 (nov. 2006), 240–248.