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 Acta, 2023)