@article{ZNSL_1998_250_a11,
     author = {Ya. V. Kurylev and M. Lassas},
     title = {Abel--Lidskii bases in non-selfadjoint inverse boundary problem},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {161--190},
     publisher = {mathdoc},
     volume = {250},
     year = {1998},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1998_250_a11/}
}