id	domain	url
spir-13000	spir.aoir.org	http://spir.aoir.org
spir-13000	doi.org	https://doi.org/10.1016/bs.hefe.2016.08.004
spir-13000	doi.org	https://doi.org/10.1257/app.20160213
spir-13000	doi.org	https://doi.org/10.1186/2046-4053-4-1
spir-13000	doi.org	https://doi.org/10.1186/s12874-018-0611-x
spir-13000	doi.org	https://doi.org/10.1177/0002716206294796
spir-13000	www.pewresearch.org	https://www.pewresearch.org/internet/2016/11/17/gig-work-onlineselling-and-home-sharing
spir-13000	doi.org	https://doi.org/10.1016/j.tele.2017.07.007
spir-13000	doi.org	https://doi.org/10.1093/cjres/rsw047
spir-13000	doi.org	https://doi.org/10.1093/joc/jqx003