@article{NUMA_1985__47_133023,
     author = {Peter Albrecht},
     title = {Numerical {Treatment} of {O.D.Es.:} {The} {Theory} of {A-Methods.}},
     journal = {Numerische Mathematik},
     pages = {59--88},
     publisher = {mathdoc},
     volume = {47},
     year = {1985},
     zbl = {0548.65062},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1985__47_133023/}
}