• Nitrogen application, balances and their effect on water quality in small catchments in the Nordic–Baltic countriesBechmann, Marianne; Blicher-Mathiesen, Gitte; Kyllmar, Katarina; Iital, Arvo; Lagzdins, Ainis; Salo, TapioAgriculture, ecosystems and environment2014 / p. 104-113 : ill https://doi.org/10.1016/j.agee.2014.04.004 https://www.scopus.com/sourceid/15110 https://www.scopus.com/record/display.uri?eid=2-s2.0-85027943940&origin=inward&txGid=fa0cf927413257d776a37e4915b5559d https://jcr.clarivate.com/jcr-jp/journal-profile?journal=AGR%20ECOSYST%20ENVIRON&year=2014 https://www.webofscience.com/wos/woscc/full-record/WOS:000347585100012
• Possible agricultural use of digestateKuusik, Argo; Pachel, Karin; Kuusik, Aare; Loigu, EnnProceedings of the Estonian Academy of Sciences2017 / p. 64-74 : ill https://doi.org/10.3176/proc.2017.1.10 http://www.ester.ee/record=b2355998*est https://artiklid.elnet.ee/record=b2816061*est https://www.scopus.com/sourceid/11500153303 https://www.scopus.com/record/display.uri?eid=2-s2.0-85030666681&origin=inward&txGid=4eecd4b52cbb0e7130954987a56b3b3b https://jcr.clarivate.com/jcr-jp/journal-profile?journal=P%20EST%20ACAD%20SCI&year=2017 https://www.webofscience.com/wos/woscc/full-record/WOS:000396591200008