%0 Journal Article %A N. R. Sadykov %T Wave functions and eigenvalues of charge carriers in a~nanotube in a~neighborhood of the~Dirac point in the~presence of a~longitudinal electric field %J Teoretičeskaâ i matematičeskaâ fizika %D 2014 %P 368-381 %V 180 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_2014_180_3_a5/ %G ru %F TMF_2014_180_3_a5