Öztürk, Münir. editor. Waisel, Yoav. editor. Khan, M. Ajmal. editor. Görk, Güven. editor. SpringerLink (Online service)

LARKUM, ANTHONY W.D. author. ORTH, ROBERT J. author. DUARTE, CARLOS M. author. SpringerLink (Online service)

Adams, Mary Beth. editor. DeWalle, David R. editor. Hom, John L. editor. SpringerLink (Online service)

WU, JIANGUO. editor. JONES, K. BRUCE. editor. LI, HARBIN. editor. LOUCKS, ORIE L. editor. SpringerLink (Online service)

Nösberger, Josef. editor. Long, Stephen P. editor. Norby, Richard J. editor. Stitt, Mark. editor. Hendrey, George R. editor.

Awange, Joseph L. author. Ong’ang’a, Obiero. author. SpringerLink (Online service)