TY  - BOOK
AU  - Casagrande, Gianluca.
AU  - Sik, András.
AU  - Szabó, Gergely.
TI  - Small flying drones: applications for geographic observation 
SN  - 9783319665764
AV  - 22615-22616 
U1  - 910 22
PY  - 2018///
PB  - Springer
N1  - Includes bibliographical references and index
ER  -