@phdthesis{74009, author = {T.L. Clark}, title = {Lateral and upper boundary conditions}, year = {1991}, journal = {Seminar on Numerical Methods in Atmospheric Models, 9-13 September 1991}, volume = {II}, pages = {43-72}, month = {1991}, publisher = {ECMWF}, address = {Shinfield Park, Reading}, language = {eng}, }