Grima, N., Jutras-Perreault, M., Gobakken, T., Ørka, H. O., & Vacik, H. (2023, March). Systematic review for a set of indicators supporting the Common International Classification of Ecosystem Services. Ecological Indicators.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Grima, Nelson, Marie-Claude Jutras-Perreault, Terje Gobakken, Hans Ole Ørka, و Harald Vacik. "Systematic Review for a Set of Indicators Supporting the Common International Classification of Ecosystem Services." Ecological Indicators Mar. 2023.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Grima, Nelson, et al. "Systematic Review for a Set of Indicators Supporting the Common International Classification of Ecosystem Services." Ecological Indicators, Mar. 2023.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.