@incollection{Valagiannopoulos11,
author = {Nikolaos L. Tsitsas and Constantinos A. Valagiannopoulos},
title = {Mathematical Modeling of Spherical Microstrip Antennas and Applications},
booktitle = {Microstrip Antennas},
publisher = {IntechOpen},
address = {Rijeka},
year = {2011},
editor = {Nasimuddin Nasimuddin},
chapter = {6},
doi = {10.5772/15467},
url = {https://doi.org/10.5772/15467}
}