The Big Silver Book of Russian Verbs (Big Book of Verbs Series) : Franke, Jack: Amazon.de: Bücher
Effects of π-conjugation on the solid-state photoresponsive coloring behavior of bipyridine–boronium complexes - Photochemical & Photobiological Sciences (RSC Publishing)
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decken - Conjugation of the verb “decken” | schoLINGUA