Cite
MLA Citation
Italo Capuzzo Dolcetta and Antonio Vitolo. “Directional ellipticity on special domains: Weak Maximum and Phragmén–Lindelöf principles.” Nonlinear analysis, vol. 184, 2019, pp. 69–82. http://access.bl.uk/ark:/81055/vdc_100081426529.0x00002e