Author(s): Rolf Bambauer, Ralf Schiel
Author(s): Gural Romero Oscar, Leal Monedero Javier, Dándolo Marcelo, Méndiz Oscar, Catalina Luis, Eisele Guillermo, Ramos Ariel, Zubicoa Ezpeleta Santiago, García Honduvilla Natalio, Marty-Roda Marta
Author(s): Paul E Collier
Author(s): Ben Jmaà Hèla, Mhiri Fatma, Dammak Aiman, Jawadi Wael, Elleuch Nizar, Masmoudi Sayda, Frikha Imed
Author(s): Mohammed H Habib, Mohammed Hillis, Khaled H Alkhodari