@article{VMUMM_2002_3_a9,
     author = {L. S. Bazhenova},
     title = {Input-output stability of equations with operators that are causal with respect to a cone},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {54--57},
     publisher = {mathdoc},
     number = {3},
     year = {2002},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_2002_3_a9/}
}