%0 Journal Article %A Freitas, Pedro %A Laugesen, Richard S. %T From Steklov to Neumann and Beyond, via Robin: The Szegő Way %J Canadian journal of mathematics %D 2020 %P 1024-1043 %V 72 %N 4 %U http://geodesic.mathdoc.fr/articles/10.4153/S0008414X19000154/ %R 10.4153/S0008414X19000154 %F 10_4153_S0008414X19000154