%0 Journal Article %A V. I. Zvonilov %T Rigid isotopies of real trigonal curves on the Hirzebruch surfaces %J Zapiski Nauchnykh Seminarov POMI %D 2000 %P 133-142 %V 267 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_2000_267_a6/ %G ru %F ZNSL_2000_267_a6