Nielsen, O. J., & Bilde, M. (2021). Reflection on two Ambio papers by P. J. Crutzen on ozone in the upper atmosphere: This article belongs to Ambio’s 50th Anniversary Collection. Theme: Ozone Layer. Ambio, 50(1), 40.
Chicago Style (17th ed.) CitationNielsen, Ole John, and Merete Bilde. "Reflection on Two Ambio Papers by P. J. Crutzen on Ozone in the Upper Atmosphere: This Article Belongs to Ambio’s 50th Anniversary Collection. Theme: Ozone Layer." Ambio 50, no. 1 (2021): 40.
MLA (9th ed.) CitationNielsen, Ole John, and Merete Bilde. "Reflection on Two Ambio Papers by P. J. Crutzen on Ozone in the Upper Atmosphere: This Article Belongs to Ambio’s 50th Anniversary Collection. Theme: Ozone Layer." Ambio, vol. 50, no. 1, 2021, p. 40.
Warning: These citations may not always be 100% accurate.