Pahm, A. A., F. Chastanet, C. Pedersen, and H. H. Stein. 2005. Effect of feeding frequency on energy and amino acid digestibility by growing pigs. J. Anim. Sci. 83(Suppl. 1):214 (Abstr.) Link to abstract (.pdf)
Chastanet, F., A. A. Pahm, C. Pedersen, and H. H. Stein. 2007. Effect of feeding frequency on energy and amino acid digestibility by growing pigs. Anim. Feed Sci. Technol. 132:94-102. Link to full text (.pdf)