Openlayers: добавление списка точек в слой

var markers=[];

for(var i=1; i<ResearchStations.length; i++){
  var mark=new ol.Feature({
  				geometry: new ol.geom.Point(
				    ol.proj.fromLonLat([lon, lat], proj3031)
  				),
	});
  var icon = new ol.style.Style({
      				image: new ol.style.Icon({
              ...
     		 		  }),
			        text: new ol.style.Text({
              ...
        			})
   })
  mark.setStyle(icon);
  markers[i]=mark;
}

console.info(1) 
var vectorSource = new ol.source.Vector({
  		features: [markers],
});
console.info(2)
var StationLayer = new ol.layer.Vector({
  		source: vectorSource,
	});
console.info(3)
map.addLayer(StationLayer);