Archaeology of lake settlements IV-II Mill. BC : chronology of cultures, environment andpalaeoclimatic rhythms : materials of International conference dedicated the semi-centennial anniversary of the researches of lake dwellings in North-Western Russia, Saint-Petersburg, 13-15 november 2014 = Archeologija ozernych poselenij IV-II tys. do n. e. : chronologija kul'tur i prirodno-klimatičeskije ritmy : materialy meždunarodnoj konferencii, posvjaṥčennoj poluvekovomu issledovaniju svajnych poselenij na severo-zapade Rossii, Sankt-Peterburg, 13-15 nojabrja 2014 g. /