ICERI ICERI 2016 9th International conference od education, research and innovation. 14 - 16 November 2016, Seville elektronický zdroj / rec. L Gómez Chova, A. López Martínez. -- 1.vyd. -- Seville IATED Academy 2016. -- 8321 s. -- ISBN : 978-84-617-5895-1. Gómez Chova, L.. Martínez, A. López