Fitrilawati F, Tjia M, Eichner H, Bubeck C. Planar Waveguide from PPV Derivatives. J. Math. Fund. Sci. [Internet]. 2019Jan.18 [cited 2026May6];33(2):47-52. Available from: https://journals.itb.ac.id/index.php/jmfs/article/view/9223