by Orech, F. O., Aagaard-Hansen, J., Friis, H.
Published in International journal of food sciences and nutrition (01.11.2007)

by Orech, F. O., Christensen, D. L., Larsen, T., Friis, H., Aagaard-Hansen, J., Estambale, B. A.
Published in International journal of food sciences and nutrition (01.12.2007)

by Orech, F.O., Schwarz, J.G.
Published in South African journal of botany (01.01.2017)

by Orech, F. O. , T. Akenga, J. Ochora, H. Friis, J. Aagaard-Hansen
Published in African journal of food, agriculture, nutrition, and development : AJFAND (31.12.2005)

by FO, Orech, Akenga, Treza, Ochora, J, Friis, H, Aagaard-Hansen, J
Published in African journal of food, agriculture, nutrition, and development : AJFAND (25.04.2005)