2021 International Conference on Software, Telecommunications and Computer Networks (SoftCOM), Split, Hvar, Croatia. IEEE: pp. 1-4; ISBN 978-1-6654-2456-1
2021 IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting (APS/URSI), Singapore, Singapore. IEEE: pp. 1945-1946; ISBN 978-1-7281-4671-3