%0 Journal Article %A G. Khimshiashvili %A G. Panina %A D. Siersma %T Extremal areas of polygons with fixed perimeter %J Zapiski Nauchnykh Seminarov POMI %D 2019 %P 136-145 %V 481 %U http://geodesic.mathdoc.fr/item/ZNSL_2019_481_a9/ %G en %F ZNSL_2019_481_a9