On the Steklov problem in a domain perforated along a part of the boundaryGregory A. Chechkin, Rustem R. Gadyl’shin, Ciro D’Apice and Umberto De MaioESAIM: M2AN, 51 4 (2017) 1317-1342DOI: https://doi.org/10.1051/m2an/2016063