@book { marmonmor2011, author = "Marques, Luis and Monteiro, Graça and Morgado, Margarida and Rebelo, Dorinda and Bonito, Jorge and Medina, Jorge and Martins, Luísa", title = "Deep time: from the complexity of the concept, to the implementation and assessment of curriculum materials, towards the development of citizenship", publisher = "University of Russia", year = "2011" }