%0 Journal Article %K Education %K Presence Control %K Visible Light Communications %K Near Field Communication %B International Journal of Interactive Multimedia and Artificial Intelligence %D 2020 %N Regular Issue %P 7 %R 10.9781/ijimai.2020.05.001 %T NFC and VLC based Mobile Business Information System for Registering Class Attendance %U https://www.ijimai.org/journal/sites/default/files/2020-05/ijimai_6_2_8.pdf %V 6 %8 06/2020 %& 71