%0 Journal Article %A Martin Halla %A Peter Monk %T On the analysis of modes in a closed electromagnetic waveguide %J Comptes Rendus. Mathématique %D 2024 %P 469-479 %V 362 %I Académie des sciences, Paris %R 10.5802/crmath.516 %G en %F CRMATH_2024__362_G5_469_0