Maurizio Falcone, Tiziana Giorgi, Paola Loreti. Level Sets of Viscosity Solutions: some Applications to Fronts and Rendez-vous Problems. SIAM Journal of Applied Mathematics, 54(5):1335-1354, 1994. [doi]
@article{FalconeGL94, title = {Level Sets of Viscosity Solutions: some Applications to Fronts and Rendez-vous Problems}, author = {Maurizio Falcone and Tiziana Giorgi and Paola Loreti}, year = {1994}, doi = {10.1137/S0036139992233069}, url = {http://dx.doi.org/10.1137/S0036139992233069}, researchr = {https://researchr.org/publication/FalconeGL94}, cites = {0}, citedby = {0}, journal = {SIAM Journal of Applied Mathematics}, volume = {54}, number = {5}, pages = {1335-1354}, }