Eco-friendly voltammetric platform for trace metal determination using a conductive polymer sensor modified with bismuth nanoparticles generated by spark discharge - Karapa, Alexandra; Kokkinos, Christos; Fielden, Peter R; Baldock, Sara J; Goddard, Nickolas J; Economou, Anastasios; Prodromidis, Mamas I (Microchimica ActaMicrochimica Acta, 2023)