Outdoors Monitoring of Elderly People Assisted by Compass, GPS and Mobile Social Network. - Roberto Calvo-Palomino; Pedro de las Heras Quirós; José Antonio Santos-Cadenas; Raúl Román-López; Daniel Izquierdo-Cortazar (IWANN (2), 2009)

OpenHealth - The OpenHealth FLOSS Implementation of the ISO/IEEE 11073-20601 Standard. - Santiago Carot-Nemesio; José Antonio Santos-Cadenas; Pedro de las Heras Quirós; Jorge Bustos (HEALTHINF, 2010)