Erratic boulders as natural monuments in Estonia
author                    
                    
                
statement of authorship                    
                    
J.Kirs and E.Pirrus
                            
                    
location of publication                    
                    
Tallinn
                            
                    
year of publication                    
                    
                
pages                    
                    
p. 31-34: ill
                            
                    
subject term                    
                    
                
subject of location                    
                    
                
ISBN                    
                    
9985-815-20-3
                            
                    
notes                    
                    
Bibl. p. 34
                            
                    
language                    
                    
inglise
                            
                    
                            Kirs, J., Pirrus, E. Erratic boulders as natural monuments in Estonia // ProGeo '97 in Estonia : proceedings : the Second General Assembly of the European Association for the Conservation of the Geological Heritage : scientific conference : proceedings, Tallinn - Lahemaa National Park, Estonia, June 2-4, 1997. Tallinn, 1998. p. 31-34: ill.