Simultaneous Automatic Electrochemical Detection of Zinc, Cadmium, Copper and Lead Ions in Environmental Samples Using a Thin-Film Mercury Electrode and an Artificial Neural Network. - Jirí Kudr; Hoai Viet Nguyen; Jaromir Gumulec; Lukas Nejdl; Iva Blazkova; Branislav Ruttkay-Nedecky; David Hynek; Jindrich Kynicky; Vojtech Adam; René Kizek (Sensors, 2015)