1. 1. United Nations Environmental Programme, Minamata Convention on Mercury, http://www.mercuryconvention.org/, accessed on 20 April 2020.
2. 2. United Nations Environmental Programme, Chemicals and Health Branch, “Global Mercury Assessment 2018”, 2019, United Nations Environmental Programme.
3. 3. G. H. Sauerbrey, Z. Physik, 1959, 155, 206.
4. 4. K. Noda, H. Aizawa, and S. Kurosawa, Sens. Mater., 2008, 20, 179.
5. 5. M. Matsuguchi, Y. Kadowaki, K. Noda, and R. Nakagawa, Sens. Actuators, B, 2007, 120, 462.