BIBB / Stakeholders and procedures in the development of national training standards – a European comparative study https://www.bibb.de/dienst/publikationen/de/17504?referrer=%2Fdienst%2Fpublikationen%2Fde%2Fsuche%3Fpublication_search_result_voe%255BfreeTextSearch%255D%3D%2520Duales%2520System%26publication_search_result_voe%255BentriesPerPage%255D%3D10%26publication_search_result_voe%255Bsorting%255D%3Dnewest_desc
.: 232 Ulmer, Philipp ; Geiben, Marthe ; Le Mouillour