Carl E. Seashore (1937). "The Psychology of Music. VI. The Vibrato: (1) What is It?". Music Educators Journal. 23 (4). Sage Publications, Inc. on behalf of MENC: The National Association for Music Education: 30–33. doi:10.2307/3385146. JSTOR3385146. S2CID144013820.
Carl E. Seashore (1937). "The Psychology of Music. VI. The Vibrato: (1) What is It?". Music Educators Journal. 23 (4). Sage Publications, Inc. on behalf of MENC: The National Association for Music Education: 30–33. doi:10.2307/3385146. JSTOR3385146. S2CID144013820.
kdp.org
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nasonline.org
Walter R. Miles. "Carl Emil Seashore"(PDF). National Academy of Sciences. Retrieved December 15, 2015.
Carl E. Seashore (1937). "The Psychology of Music. VI. The Vibrato: (1) What is It?". Music Educators Journal. 23 (4). Sage Publications, Inc. on behalf of MENC: The National Association for Music Education: 30–33. doi:10.2307/3385146. JSTOR3385146. S2CID144013820.