References Resolution threshold for low-numbered harmonics (cochlear filter bandwidth and critical-band arguments). The “about the 10th harmonic” boundary is a useful rule of thumb, not a fixed physiological cutoff. Moore, B. C. J., & Gockel, H. E. (2011). “Resolvability of components in complex tones and implications for theories of pitch perception.” Hearing Research, 276(1-2), 88-97. […]