TY - JOUR AU - Greenspan, Donald TI - On a nine point method for the numerical evaluation of the Stokes stream function JO - Portugaliae mathematica PY - 1958 SP - 97 EP - 106 VL - 17 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/PORMA_1958__17_3_114804/ LA - en ID - PORMA_1958__17_3_114804 ER -