@book{UBHD-1422693, author={Roberts, Michael}, title={Gustavus Adolphus}, subtitle={a history of Sweden, 1611 - 1632}, publisher={Longman, Green}, address={London [u.a.]}, year={19XX-}, language={eng}, keywords={Gustav Adolf <II., Schweden, K{\"o}nig> ; Schweden / Geschichte 1611-1632}, library={UB}, }