PropertyValue
schema:description
  • Sampling Procedure: NichtWahrscheinlichkeitsauswahl Bewusste Auswahl (de)
  • Sampling Procedure: Nonprobability Purposive (en)
  • Time Method: Longitudinal TrendRepeated crosssection
is datasearchkg:schema/collectionMode of
schema:startDate
  • 2009-09-13