Zhao, Z.W. et al. 2019. Indirect detection of 5-hydroxytryptamine and tyramine by using tris(2,2’-bipyridyl)ruthenium-graphene modified electrode coupled with capillary electrophoresis. European Journal of Chemistry. 10, 4 (Dec. 2019), 336–344. DOI:https://doi.org/10.5155/eurjchem.10.4.336-344.1852.