*Brown, Stephen (September 24, 2017). [https://www.politico.eu/article/german-spd-heads-into-opposition-after-election-pounding/ German SPD heads into opposition after election pounding]. ''Politico''. Retrieved December 9, 2017. | *Brown, Stephen (September 24, 2017). [https://www.politico.eu/article/german-spd-heads-into-opposition-after-election-pounding/ German SPD heads into opposition after election pounding]. ''Politico''. Retrieved December 9, 2017. |