Walsh, Ronald A.
Electromechanical design handbook
McGraw-Hill, 1995
Buku Referensi
Gehmlich, Dietrich K.
Electromechanical systems
McGraw-Hill, 1967
Buku Teks
Electronic materials and processes handbook/editor Charles A. Harper; Ronald N. Sampson
McGraw-Hill, 1994
Buku Teks
Transformasi walsh dan transformasi walsh cepat
Artikel Jurnal
Labuz, Ronald
The computer in graphic design : from technology to style/Ronald Labuz
Van Nostrand Reinhold, 1993
Buku Teks