Skelton staff is incorrect as a translation for Stammpersonal IMO
just enough workers to keep a service or office operating, or the service being operated this way
We'll be operating with a skeleton staff until after the holidays.
Thesaurus entry for this meaning of skeleton http://www.macmillandictionary.com/dictionary...
(also skeleton crew)
C1 the smallest number of people needed for a business or organization to operate: The hospital has a skeleton staff at weekends.Workers in general
(Definition of skeleton staff noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press) http://dictionary.cambridge.org/dictionary/br...
5 [COUNTABLE] skeleton staff, crew, etc. the smallest number of people, etc. that you need to do somethingThere will only be a skeleton staff on duty over the holiday.We managed to operate a skeleton bus service during the strike. http://oald8.oxfordlearnersdictionaries.com/d...