EUR-Lex. EU law. 2019. [Online] Available from: https://eur-lex.europa.eu/homepage.html?locale=en [Accessed 12.12.2019].
EUR-Lex. Summaries of EU legislation. 2019. [Online] Available from: https://eur-lex.europa.eu/browse/summaries.html?locale=en [Accessed 12.12.2019].
European Union. EU Treaties. 2019. [Online] Available from: https://europa.eu/european-union/law/treaties_en [Accessed 12.12.2019].
European Commission. Consolidated version of the Treaty on European Union. OJ C 202, 7.6.2016, p. 13–388 (EN). 2016. [Online] Available from: https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX:12016M/TXT [Accessed 12.12.2019].
EC 2016. Consolidated version of the Treaty on the Functioning of the European Union. OJ C 202, 7.6.2016, p. 1–388 (EN). 2016. [Online] Available from: https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX:12016E/TXT [Accessed 12.12.2019].
European Union. Environment and climate change. 2019. [Online] Available from: https://eur-lex.europa.eu/summary/chapter/environment.html?root_default=SUM_1_CODED=20&locale=en [Accessed 12.12.2019].