by Marley, S.E, Illyes, E.F, Keller, D.S, Meinert, T.R, Logan, N.B, Hendrickx, M.O, Conder, G.A
Published in American journal of veterinary research (01.06.1999)

by Lynch, Martin J, Rice, John R, Ericson, Jon F, Mosher, Franklin R, Millas, Wayne J, Harran, Lydia P, Frame, George M, Illyes, Elizabeth F, McGuirk, Paul R
Published in Journal of agricultural and food chemistry (01.02.1994)