@Article{ars-3-143-2005,
AUTHOR = {Löcker, C. and Vaupel, T. and Eibert, T. F.},
TITLE = {Radiation Efficient Unidirectional Low-Profile Slot Antenna Elements for X-Band Application},
JOURNAL = {Advances in Radio Science},
VOLUME = {3},
YEAR = {2005},
PAGES = {143--146},
URL = {http://www.adv-radio-sci.net/3/143/2005/},
DOI = {10.5194/ars-3-143-2005}
}