@article{Boccardo2023, 
author = {Lucio Boccardo},
title = {A "nonlinear duality" approach to        W    0          1      ,      1       solutions in elliptic systems related to the Keller-Segel model},
year = {2023},
journal = {Mathematics in Engineering},
volume = {5},
number = {5},
pages = {1-11},
keywords = {duality method, nonlinear elliptic system, W01,1 solutions},
url = {https://www.sciopen.com/article/10.3934/mine.2023085},
doi = {10.3934/mine.2023085},
abstract = {In this paper, we prove existence of distributional solutions of a nonlinear elliptic system, related to the Keller-Segel model. Our starting point is the boundedness theorem (for solutions of elliptic equations) proved by Guido Stampacchia and Neil Trudinger.}
}