@inproceedings{LauMichlerTalaietal.2019, author = {Isabella Lau and Fabian Michler and Armin Talai and Robert Weigel and Alexander K{\"o}lpin}, title = {A Resonant Substrate Integrated Waveguide Measurement System for True Relative Permittivity Extraction of PCB Materials up to 90 GHz}, booktitle = {2018 IEEE MTT-S International Microwave Workshop Series on Advanced Materials and Processes for RF and THz Applications (IMWS-AMP) : 16-18 July 2018}, doi = {10.1109/IMWS-AMP.2018.8457133}, year = {2019}, }