TY  - RPRT
TI  - A Note on Multigrid Theory for Non-nested Grids and/or Quadrature
AU  - Douglas, C. C.
AU  - Douglas, J., Jr.
AU  - Fyfe, D. E.
PY  - 1996
UR  - https://ntrs.nasa.gov/citations/19970006876
ID  - 19970006876
ER  -