1.
Faune belge, 1re partie, indication méthodique des Mammifères, Oiseaux, Reptiles et Poissons observés jusqu'ici en Belgique
Environmental effects of ports and shipping. Indicators for the Scheldt estuary. Commissioned by the Maritime Access Division, project group EcoWaMorSe, Flemish-Dutch Scheldt Commi...
2.
Loads of environmental pollutants. Indicators for the Scheldt estuary. Commissioned by the Maritime Access Division, project group EcoWaMorSe, Flemish-Dutch Scheldt Commission
Morphology and dynamics in the estuary. Indicators for the Scheldt estuary. Commissioned by the Maritime Access Division, project group EcoWaMorSe, Flemish-Dutch Scheldt Commission