Emeryk , A., J. Emeryk-Maksymiuk, and T. R. Sosnowski. “How to Reduce the Carbon Footprint of Pressurized Metered Dose Inhalers?”. Alergoprofil, Vol. 18, no. 1, Mar. 2022, pp. 14-20, doi:10.24292/01.AP.181100322.