[etc]

class MyPoint {
    private var _plane:Plane;
    public function MyPoint(plane:Plane) {
        this._plane = plane;
    }
}

class Plane {
    public function Plane() {
        for (var i:Number = 0;i < 10;i++) {
              var point:MyPoint = new MyPoint(this);
        }
    }
}