TY  - CPAPER
AU  - Lubica Ilkovicova
TI  - POSITIONING SYSTEM IN INDOOR ENVIRONMENT USING ULTRASOUND TECHNOLOGY
T2  - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 16th International Multidisciplinary Scientific GeoConference SGEM2016, Informatics, Geoinformatics and Remote Sensing
PY  - 2016
DO  - 10.5593/sgem2016/b22/s09.063
PB  - Stef92 Technology
ER  -