Research and development of voltage converter for trams
                                            vastutusandmed
                                    
                                    
D.Vinnikov, M.Lehtla, J.Joller, J.Laugis
                                                    
                                            
                                            ilmumiskoht
                                    
                                    
Riga
                                                    
                                            
                                            ilmumisaasta
                                    
                                    
                                
                                            leheküljed
                                    
                                    
? p
                                                    
                                            
                                            keel
                                    
                                    
inglise
                                                    
                                            
                            Vinnikov, D., Lehtla, M., Joller, J., Laugis, J. Research and development of voltage converter for trams // Power and Electrical Engineering International Scientific Conference. Riga, 2002. ? p.