by Lohcham, N.S., Chen, Y.C., Engels, H.J.
Published in Pakistan journal of biological sciences (15.12.2001)

by Engels, Hermann-J., Gretebeck, Randall J., Gretebeck, Kimberlee A., Jiménez, Linda
Published in Journal of the American Dietetic Association (01.03.2005)

by ENGELS, HERMANN-J., WIRTH, JOHN C.
Published in Journal of the American Dietetic Association (01.10.1997)

by Engels, H.J
Published in International journal of sport nutrition (01.03.1999)

by Engels, H.J, Haymes, E.M
Published in International journal of sport nutrition (01.12.1992)