Krige, Anton. editor. Scott, Michael J. P. editor. SpringerLink (Online service)

Crucitti, Antonio. editor. SpringerLink (Online service)

Crovella, Feliciano. author. Bartone, Giovanni. author. Fei, Landino. author. SpringerLink (Online service)

Bax, Klaas M. A. editor. Georgeson, Keith E. editor. Rothenberg, Steven S. editor. Valla, Jean-Stéphane. editor. Yeung, C K. editor.

Saene, H. K. F. editor. Cal, M. A. editor. Silvestri, L. editor. SpringerLink (Online service)