english: List of paper by Alexander Voiskounsky http://www.informatik.uni-trier.de/~ley/db/indices/a-tree/v/Voiskounsky:Alexander_E=.html
non_english: Elenco dei lavori di Alexander Voiskounsky: http://www.informatik.uni-trier.de/~ley/db/indices/a-tree/v/Voiskounsky:Alexander_E=.html