%0 Journal Article %A A. R. Mirotin %T Fredholm and spectral properties of Toeplitz operators on $H^p$ spaces over ordered groups %J Sbornik. Mathematics %D 2011 %P 721-737 %V 202 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_2011_202_5_a5/ %G en %F SM_2011_202_5_a5