Home › Authors › Helmut Kobus 👤 Helmut Kobus 5 books Books by Helmut Kobus Taschenbuch der Wasserwirtschaft 2021 Groundwater and subsurface remediation 1996 Schadstoffe im Grundwasser Schadstoffe im Grundwasser 1992 Hydraulic Modelling (Bulletin / German Association for Water Resources and Land I) 1980 Characteristics of self-aerate Characteristics of self-aerated free-surface flows 1975