Persulfate contribution to photolytic and pulsed corona discharge oxidation of metformin and tramadol in water : [conference paper]Nikitin, Dmitri; Kaur, Balpreet; Preis, Sergei; Dulova, NiinaGraduate School of Functional Materials and Technology (GSFMT) Scientific Conference : abstracts2022 / p. 44https://fmtdk.ut.ee/wp-content/uploads/2022/05/Conference-book-of-abstracts-2022.pdf