BibTex format
@article{Laptev:2016:10.1007/s11785-016-0603-y,
author = {Laptev, A and Peicheva, A and Shlapunov, A},
doi = {10.1007/s11785-016-0603-y},
journal = {COMPLEX ANALYSIS AND OPERATOR THEORY},
pages = {895--926},
title = {Finding Eigenvalues and Eigenfunctions of the Zaremba Problem for the Circle},
url = {http://dx.doi.org/10.1007/s11785-016-0603-y},
volume = {11},
year = {2016}
}