Evans, W. D.; Harris, D. J. Fractals, trees and the Neumann Laplacian. (English) Zbl 0799.46041 Math. Ann. 296, No. 3, 493-527 (1993). Reviewer: W.D.Evans (Cardiff) MSC: 46E35 47B06 35P20 PDFBibTeX XMLCite \textit{W. D. Evans} and \textit{D. J. Harris}, Math. Ann. 296, No. 3, 493--527 (1993; Zbl 0799.46041) Full Text: DOI EuDML
Evans, W. D. On the spectra of Schrödinger operators with a complex potential. (English) Zbl 0438.35025 Math. Ann. 255, 57-76 (1981). MSC: 35J10 47A40 35P20 35P05 PDFBibTeX XMLCite \textit{W. D. Evans}, Math. Ann. 255, 57--76 (1981; Zbl 0438.35025) Full Text: DOI EuDML