Jonas Skeivalas                                                            
                                                
                        Abstract  531 |
                                                                                                            PDF Downloads 
                                494
                                                                                                                                        | DOI 
                            
                                https://doi.org/10.3846/13921541.2004.9636650
                            
                                                                            
                                
                                Page 97-100
                            
                        
                                            
                                         
                                    
 
  