Adaptive Sparse Grid Multilevel Methods for Elliptic PDEs Based on Finite Differences.

Michael Griebel Adaptive Sparse Grid Multilevel Methods for Elliptic PDEs Based on Finite Differences. 151-180 1998 61 Computing 2 http://link.springer.de/link/service/journals/00607/bibs/8061002/80610151.pdf db/journals/computing/computing61.html#Griebel98