Ploegenstelsel
type: Concept
main entity of page: https://koninklijkebibliotheek.triply.cc/.well-known/genid/542d9bbd1f3d507793d16b17ac8eff71
main entity of page: http://data.bibliotheken.nl/doc/thes/p078630053
alternative label: Ploegendienst
alternative label: Ploegenarbeid
in scheme: gtt
preferred label: Shift system @en
related: p078436923