Li, BQ. (2012). On Fermat-type functional and partial differential equations
.
Springer Proceedings in Mathematics, 16 209-222. 10.1007/978-88-470-1947-8_13
Li, BQ. (2012). On Fermat-type functional and partial differential equations
. Springer Proceedings in Mathematics, 16 209-222. 10.1007/978-88-470-1947-8_13