@article{10_4153_CJM_1988_021_8,
     author = {Beals, Richard and Stanton, Nancy K.},
     title = {The {Heat} {Equation} for the {-Neumann} {Problem,} {II}},
     journal = {Canadian journal of mathematics},
     pages = {502--512},
     year = {1988},
     volume = {40},
     number = {2},
     doi = {10.4153/CJM-1988-021-8},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1988-021-8/}
}