„Surveilling the SARS-CoV-2 in sewage: the catalan case”, OH&RM, vol. 3, nr. 2S, p. 36, mar. 2022, Data accesării: iul. 30, 2026. Disponibil la: https://www.journal.ohrm.bba.md/index.php/journal-ohrm-bba-md/article/view/339