TY - GEN AU - G.J. Cats AU - M.S. Tracton BT - ECMWF Technical Memoranda CY - Shinfield Park, Reading DA - 1980 DO - 10.21957/eqt3vqnh6 LA - eng M1 - 16 PB - ECMWF PP - Shinfield Park, Reading PY - 1980 EP - 32 T2 - ECMWF Technical Memoranda TI - Two case comparisons between vertical motions obtained from the quasi-geostrophic omega-equation and those in the ECMWF analysis system UR - https://www.ecmwf.int/node/8614 ER -