@article{Boettcher2013, author = {Hans B{\"o}ttcher}, title = {Zum Geleit}, journal = {Egge - Weser : vereinsinterne Ver{\"o}ffentlichungen des Naturkundlichen Vereins Egge - Weser, Sitz Brakel}, volume = {4}, number = {1}, pages = {5 -- 5}, year = {2013}, }