LAKHO, Saeed Ahmed. Synthesis and Characterization of Nickel Oxide Nanostructures for Electrochemical Analysis of Methotrexate. Pakistan Journal of Analytical & Environmental Chemistry, [S.l.], v. 22, n. 2, p. 273-279, dec. 2021. ISSN 2221-5255. Available at: <http://pjaec.pk/index.php/pjaec/article/view/801>. Date accessed: 17 may 2022. doi: http://dx.doi.org/10.21743/pjaec/2021.12.06.