@ARTICLE{
author={Randjelovic Dusan M,Vorotovic Goran S,Bengin Aleksandar C,Petrovic Pavle N},
year={2021},
title={Quadcopter Altitude Estimation Using Low-Cost Barometric, Infrared, Ultrasonic and LIDAR Sensors},
journal={FME TRANSACTIONS},
volume={49},
number={1},
pages={21-28},
document_type={Article},
}