00465nam a2200133Ia 4500008004100000100002100041245009400062245007400156260000900230300002400239440004300263500001100306650001400317170725s9999    xx            000 0 und d  aStephan Fuhrmann 4aThe contents of assurance statements for sustainability reports and information asymmetry  cStephan Fuhrmann, Christian Ott, Elisabeth Looks & Thomas W. Guenther  c2017  apages 369-400, June  aAccounting and Business Researchv47:4  aCJ0032  aAssurance