TY - JOUR AB - AU - Ciska Mulder DA - 1996/5// DO - 10.21825/agora.v12i2.9556 IS - 2 VL - 12 PB - Stichting Tijdschrift AGORA PY - 1996 TI - Filtering down in Schalkwijk, Haarlem T2 - AGORA Magazine UR - https://openjournals.ugent.be/agora/article/id/62406/ ER -