Farmen, E., Provencher, J. F., Baak, J. E., Bourdages, M. P. T., Hamilton, B., Jantunen, L., Liboiron, M., Mallory, M., Orihel, D., Pijogge, L., Rohman, C. M., Vermaire, J. C.
, Feld, L., Linnebjerg, J. F., Merkel, F. R., Strand, J., Vorkamp, K., Hammer, S., Galgani, F. ... Larsen, J. R. (2021).
AMAP Litter and Microplastics: Monitoring Guidelines. Artic Monitoring and Assessment Programme (AMAP).
https://www.amap.no/documents/download/6761/inline
Strietman, W. J., van den Heuvel-Greve, M., van den Brink, A. M., Leemans, E.
, Strand, J. & Bach, L. (2021).
Beach litter in West Greenland: a source analysis. Wageningen Economic Research. Report : Wageningen Economic Research Bind 2021 Nr. 20
https://doi.org/10.18174/541149
Tsiamis, K., Palialexis, A., Connor, D., Antoniadis, S., Bartilotti, C., Bartolo, A. G., Berggreen, U. C., Boschetti, S., Buschbaum, C., Canning-Clode, J., Carbonell, A., Castriota, L., Corbeau, C., Costa, A., Cvitković, I., Despalatović, M., Dragičević, B., Dulčić, J., Fortič, A. ... Candoso, A. C. (2021).
Delivering solid recommendations for setting threshold values for non-indigenous species pressure on European seas: Marine Strategy Framework Directive Descriptor 2, Non-Indigenous Species. Publications Office of the European Union, JRC.
https://doi.org/10.2760/035071