ICETA ICETA 2019 : 17th IEEE International conference on emerging elearning technologies and applications : Information and communication technologies in learning. Starý Smokovec, Slovakia. November 21-22, 2019. -- Danvers : IEEE, 2019. -- zborník bol vydaný aj na USB s vlastným ISBN. -- ISBN : 978-1-7281-4967-7. -- 978-1-7281-4966-0 (USB). -- CFP1938M-USB. Jakab, František