@article{JSFU_2009_2_1_a1,
     author = {Ivan V. Shestakov and Alexander A. Shlapunov},
     title = {Negative {Sobolev} {Spaces} in the {Cauchy} {Problem} for the {Cauchy--Riemann} {Operator}},
     journal = {\v{Z}urnal Sibirskogo federalʹnogo universiteta. Matematika i fizika},
     pages = {17--30},
     publisher = {mathdoc},
     volume = {2},
     number = {1},
     year = {2009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JSFU_2009_2_1_a1/}
}