@article{ARM_1983__19_3_a3,
     author = {Chrastina, Jan},
     title = {A double complex related with a system of partial differential equations. {II}},
     journal = {Archivum mathematicum},
     pages = {133--142},
     publisher = {mathdoc},
     volume = {19},
     number = {3},
     year = {1983},
     mrnumber = {725195},
     zbl = {0539.58002},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ARM_1983__19_3_a3/}
}