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by Poreh, Amir M.
by van Praag, Bernard; Ferrer-i-Carbonell, Ada
by Bubeck, Uwe
by Rudolf Avenhaus , Morton John Canty , Foreword by Francesco Calogero
by Van Le, T.
by Diego Santori
by Juan Pablo Pardo-Guerra
by Alex Georgakopoulou; Stefan Iversen; Carsten Stage