https://konference.nipos.cz/2021-dobrovolnictvi-v-kulture/data/sbornik-z-konference.pdf?fbclid=IwAR1Mgu1ct-Nx1qpkWhqlbJKcaU1CMWXUx6FMJ4hcX09ntwYmbK_6V3gIYwQ
strana 54
