@Article{JPDE-5-23,
author = {Wang Lihe},
title = {A Maximum Principle for Elliptic and Parabolic Equations with Oblique Derivative Boundary Problems},
journal = {Journal of Partial Differential Equations},
year = {1992},
volume = {5},
number = {4},
pages = {23--27},
abstract = { This paper prove a maximum principle for viscooity solutions of fully nonlinear, second order, uniformly elliptic and parabolic equations with oblique boundary value conditions.},
issn = {2079-732X},
doi = {https://doi.org/},
url = {http://global-sci.org/intro/article_detail/jpde/5750.html}
}