Media type: E-Article Title: Conceptual Modeling: Specifying and Reasoning over Socio-Technical Security Requirements with STS-Tool Contributor: Paja, Elda; Dalpiaz, Fabiano; Poggianella, Mauro; Roberti, Pierluigi; Giorgini, Paolo imprint: Springer Berlin Heidelberg, 2013 Published in: Conceptual Modeling Language: Not determined DOI: 10.1007/978-3-642-41924-9_45 ISSN: 0302-9743; 1611-3349 Origination: Footnote: