Fútbol: 450 tareas integradas para el entrenamiento de la táctica defensiva López López, Javier Heftet / 2009 / Spansk
Fútbol, 160 fichas de entrenamiento para cadetes 160 fichas de entrenamiento para cadetes Heftet / 2002 / Spansk
Information and Communications Security 6th International Conference, ICICS 2004, Malaga, Spain, October 27-29, 2004. Proceedings López, Javier Heftet / 2004 / Engelsk
Applied Cryptography and Network Security 9th International Conference, ACNS 2011, Nerja, Spain, June 7-10, 2011, Proceedings López, Javier Heftet / 2011 / Engelsk
Information and Communications Security 12th International Conference, ICICS 2010, Barcelona, Spain, December 15-17, 2010 Proceedings Soriano Miguel Heftet / 2010 / Engelsk
Trust, Privacy, and Security in Digital Business 10th International Conference, TrustBus 2013, Prague, Czech Republic, August 28-29, 2013. Proceedings Furnell, Steven Heftet / 2013 / Engelsk
Trust, Privacy and Security in Digital Business 12th International Conference, TrustBus 2015, Valencia, Spain, September 1-2, 2015, Proceedings Fischer-Hübner, Simone Heftet / 2015 / Engelsk
Engineering Secure Future Internet Services and Systems Current Research Heisel Maritta Heftet / 2014 / Engelsk
