1. Kaludjerovic, J. , Sukovic, D. , Krsmanovic, A. , Vukotic, M. , Golubovic, V. , & Vojinovic, I. (2008). Social protection and social inclusion in Montenegro. European Communities.
2. Spannagel, D. (2013). In-work poverty in Europe: Extent, structure and causal mechanisms. Oldenburg: Carl von Ossietzky Universität. (COPE Research Paper). https://uol.de/f/1/inst/sowi/ag/sozialstruktur/download/In-work_Poverty_in_Europe.pdf.