• Anaerobic co-digestion of sewage sludge with fish farming wasteKuusik, Argo; Pachel, Karin; Kuusik, Aare; Loigu, EnnThe 9th International Conference "Environmental Engineering" : 22-23 May 2014, Vilnius, Lithuania : selected papers2014 / [8] p. : ill
• Assessment of landfill wastewater pollutants and efficiency of different treatment methodsKuusik, Aare; Pachel, Karin; Kuusik, Argo; Loigu, EnnProceedings of the Estonian Academy of Sciences2016 / p. 452-471 : ill https://doi.org/10.3176/proc.2016.4.10 https://artiklid.elnet.ee/record=b2808652*est https://www.scopus.com/sourceid/11500153303 https://www.scopus.com/record/display.uri?eid=2-s2.0-84997170961&origin=inward&txGid=c863a51cfa31cf1ff9cc16d0b00a1234 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=P%20EST%20ACAD%20SCI&year=2016 https://www.webofscience.com/wos/woscc/full-record/WOS:000393289200011