TY - JOUR T1 - Palivový článok A1 - Plášek, Vladimír JA - Obzory matematiky, fyziky a informatiky Y1 - 2008 VL - 37 IS - 3 SP - 33 EP - 40 SN - 1335-4981 N2 - In this paper we explain basic principle of fuel cell, types of fuel cells and also where are they used in real life. Renewable sources of energy will be more and more important in future. Fuel cell is one solution for clean source of energy. ER -