Database and Information Systems, Graduate Research School dIEM oSiRiS, Rostock University, Rostock, Mecklenburg-Vorpommern, Germany.|Database and Information Systems, Graduate Research School dIEM oSiRiS, Rostock University, Rostock, Mecklenburg-Vorpommern, Germany.|Database and Information Systems, Graduate Research School dIEM oSiRiS, Rostock University, Rostock, Mecklenburg-Vorpommern, Germany.|Database and Information Systems, Graduate Research School dIEM oSiRiS, Rostock University, Rostock, Mecklenburg-Vorpommern, Germany.|Database and Information Systems, Graduate Research School dIEM oSiRiS, Rostock University, Rostock, Mecklenburg-Vorpommern, Germany.|Database and Information Systems, Graduate Research School dIEM oSiRiS, Rostock University, Rostock, Mecklenburg-Vorpommern, Germany.|Database and Information Systems, Graduate Research School dIEM oSiRiS, Rostock University, Rostock, Mecklenburg-Vorpommern, Germany.|Database and Information Systems, Graduate Research School dIEM oSiRiS, Rostock University, Rostock, Mecklenburg-Vorpommern, Germany.|Database and Information Systems, Graduate Research School dIEM oSiRiS, Rostock University, Rostock, Mecklenburg-Vorpommern, Germany.|Database and Information Systems, Graduate Research School dIEM oSiRiS, Rostock University, Rostock, Mecklenburg-Vorpommern, Germany.|Database and Information Systems, Graduate Research School dIEM oSiRiS, Rostock University, Rostock, Mecklenburg-Vorpommern, Germany.|Database and Information Systems, Graduate Research School dIEM oSiRiS, Rostock University, Rostock, Mecklenburg-Vorpommern, Germany.|Database and Information Systems, Graduate Research School dIEM oSiRiS, Rostock University, Rostock, Mecklenburg-Vorpommern, Germany.|Database and Information Systems, Graduate Research School dIEM oSiRiS, Rostock University, Rostock, Mecklenburg-Vorpommern, Germany.|Database and Information Systems, Graduate Research School dIEM oSiRiS, Rostock University, Rostock, Mecklenburg-Vorpommern, Germany.|Database and Information Systems, Graduate Research School dIEM oSiRiS, Rostock University, Rostock, Mecklenburg-Vorpommern, Germany.|Database and Information Systems, Graduate Research School dIEM oSiRiS, Rostock University, Rostock, Mecklenburg-Vorpommern, Germany.|Database and Information Systems, Graduate Research School dIEM oSiRiS, Rostock University, Rostock, Mecklenburg-Vorpommern, Germany.|Database and Information Systems, Graduate Research School dIEM oSiRiS, Rostock University, Rostock, Mecklenburg-Vorpommern, Germany.|Database and Information Systems, Graduate Research School dIEM oSiRiS, Rostock University, Rostock, Mecklenburg-Vorpommern, Germany.|Database and Information Systems, Graduate Research School dIEM oSiRiS, Rostock University, Rostock, Mecklenburg-Vorpommern, Germany.|Database and Information Systems, Graduate Research School dIEM oSiRiS, Rostock University, Rostock, Mecklenburg-Vorpommern, Germany.|Database and Information Systems, Graduate Research School dIEM oSiRiS, Rostock University, Rostock, Mecklenburg-Vorpommern, Germany.|Database and Information Systems, Graduate Research School dIEM oSiRiS, Rostock University, Rostock, Mecklenburg-Vorpommern, Germany.|Database and Information Systems, Graduate Research School dIEM oSiRiS, Rostock University, Rostock, Mecklenburg-Vorpommern, Germany.|Database and Information Systems, Graduate Research School dIEM oSiRiS, Rostock University, Rostock, Mecklenburg-Vorpommern, Germany.|Database and Information Systems, Graduate Research School dIEM oSiRiS, Rostock University, Rostock, Mecklenburg-Vorpommern, Germany.|Database and Information Systems, Graduate Research School dIEM oSiRiS, Rostock University, Rostock, Mecklenburg-Vorpommern, Germany.