@misc
{TN_libero_mab2,
author = {
Lenart-Gansiniec, Regina
},
title = {
Virtual Knowledge Sharing in Crowdsourcing: Measurement Dilemmas
},
publisher = {Fundacja Upowszechniajaca Wiedze i Nauke Cognitione},
isbn = {2299-7075},
isbn = {2299-7326},
year = {2017},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}