VANCL, J. Improved Evaluation of Planar Calibration Standards Using the TDR Preselection Method. Acta Polytechnica, [S. l.], v. 47, n. 4-5, 2007. DOI: 10.14311/988. Disponível em: https://ojst.is.cvut.cz/ojs/index.php/ap/article/view/988.. Acesso em: 27 jun. 2025.