<hi xmlns="http://www.tei-c.org/ns/1.0" rend="bold">Lin, Tsung-Yi / Goyal, Priya / Girshick, Ross / He, Kaiming / Dollár, Piotr</hi> (2017): "Focal loss for dense object detection" in: <hi xmlns="http://www.tei-c.org/ns/1.0" rend="italic">Proceedings of the IEEE international conference on computer vision</hi>: 2980-2988.