@misc{78839, keywords = {workshop, High performance computing}, author = {Hann-Ming Juang}, title = {Mass-conserving and positive-definite semi-Lagrangian advection in NCEP GFS: Decomposition for massively parallel computing without halo}, year = {2008}, month = {2008}, url = {https://www.ecmwf.int/node/15346}, language = {eng}, }