%0 Journal Article %A M. E. Dedlovskaya %T Isotopes of the~free algebra of type $(-1,1)$ with three generators %J Fundamentalʹnaâ i prikladnaâ matematika %D 2000 %P 121-131 %V 6 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/FPM_2000_6_1_a9/ %G ru %F FPM_2000_6_1_a9