REFERENCES
- L.C. Evans, Partial Differential Equations, Graduate Studies in Mathematics, Vol. 19, American Mathematical Society, Providence, RI, 1998, p. 625.
- H.W. Zhang, Modified quasi-boundary value method for a Cauchy problem of semi-linear elliptic equation, Int. J. Comput. Math. 89(12) (2012), pp. 1689–1703. doi: 10.1080/00207160.2012.693174