@article{NUMA_1980__34_132671,
     author = {J.R. Cash},
     title = {On the {Integration} of {Stiff} {Systems} of {O.D.E.s} {Using} {Extended} {Backward} {Differentiation} {Formulae.}},
     journal = {Numerische Mathematik},
     pages = {235--246},
     publisher = {mathdoc},
     volume = {34},
     year = {1980},
     zbl = {0411.65040},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1980__34_132671/}
}