by Wolfgang Hofmann
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Reactive Power Compensation
Extracellular Products of Algae in Fresh...
Die postglaziale Entwicklung der sublito...
Alkoholgenuss als Entlassungsgrund
Parlaments-Album des Kladderadatsch
Die "psychothérapie institutionnelle"
Aquatic diptera
The structure and life-history of the ha...
Chironomidae
A catalog of Nearctic Chironomidae
Taxonomic studies on Chironomidae
The systematics and phylogeny of the Ste...