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L. V. Heyden
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Waste fibrecement: An interesting alternative raw material for a sustainable Portland clinker production
Nele De Belie, Joris Schoon, Isabel Van Driessche, 2012 .
Effects of nutrient loading and insecticide application on the ecology of Elodea-dominated freshwater microcosms. II. Responses of macrophytes, periphyton and macroinvertebrate grazers.
R. Roijackers, T. Brock, F. Bransen, 1995 .