@article{700183,
     title = {Analysis of Thacker's method for solving the linearized shallow water equations},
     booktitle = {Equadiff 6},
     series = {GDML\_Books},
     publisher = {J. E. Purkyn\v e University, Department of Mathematics},
     address = {Brno},
     year = {1986},
     pages = {[295]-302},
     mrnumber = {MR0877139},
     zbl = {0626.76016},
     url = {http://dml.mathdoc.fr/item/700183}
}

Descloux, Jean; Ferro, Robert. Analysis of Thacker's method for solving the linearized shallow water equations, dans Equadiff 6, GDML_Books,  (1986), pp. [295]-302. http://gdmltest.u-ga.fr/item/700183/