Hydraulic Engineering of DamsWilli Hager, Robert M. Boes, Michael Pfister, Anton J. Schleiss · First published 2020Open the Tome
Non-Hydrostatic Free Surface FlowsOscar Castro-Orgaz, Willi H. Hager · First published 2016Open the Tome
Energy Dissipators and Hydraulic JumpWilli H. Hager · First published 1992 · Latest edition 2009Open the Tome
Hydraulicians in Europe 1800-2000Willi Hager · First published 2003 · Latest edition 2009Open the Tome
Testplanung zur statistischen Prüfung psychologischer HypothesenWilli Hager · First published 2004Open the Tome
Handbuch deutschsprachiger WortnormenWilli Hager, Marcus Hasselhorn · First published 1994Open the Tome
