Landry et al., 1988. J. Agric. Food Chem., 36: 51-52

Landry, J. ; Delhaye, S. ; Viroben, G., 1988. Tryptophan content of feedstuffs as determined from three procedures using chromatography of barytic hydrolysates. J. Agric. Food Chem., 36: 51-52