https://www.mdpi.com/2072-6694/14/11/2651 Published Date: 2022-May
https://gupea.ub.gu.se/bitstream/handle/2077/71546/Sja%CC%88lvsta%CC%88ndigt%20arbete%20Ellen%20ra%CC%88ttad.pdf?sequence=1&isAllowed=y Published Date: 2022-May