00878nam0-22002651i-450-990001218430403321000121843FED01000121843(Aleph)000121843FED0100012184320000920d1970----km-y0itay50------baengIsoperimetric inequalities in the theory of surfaces of bounded external curvature.by Burago YU.D.New YorkConsultants Bureau1970.Seminar in Mathematics - V.A. Steklov Mathematical Institute, LeningradVolume 10.̜Burago,Yu. D.349368ITUNINARICAUNIMARCBK99000121843040332114-C-109891MA1MA1Isoperimetric inequalities in the theory of surfaces of bounded external curvature342998UNINAING01