SITTER, RUDOLF DE, Specimen iuridicum inaugurale de statutorum eiusdem in patria regiones interpretatione mutua caute adhibenda, ad art XV Lib. II iuris oldamstini (..)
Groningen, P. Doekema, W. Wouters, 1809, 68 pages in original paper binding. Dissertatie/dissertation of Rudolf de Sitter on 13 April 1809 at the university of Groningen. The author would become notaris at Winschoten.