Kleiza, Vytautas, and Silvija Sėrikovienė. “Determination of the Dirichlet Condition in an Electrodynamic Problem Describing the Anyzotropically Conductive Medium”. Lietuvos Matematikos Rinkinys, vol. 42, no. spec., Dec. 2002, pp. 615–620, https://doi.org/10.15388/LMR.2002.33041.