@techreport{NaegelDeuflhardWittum2018, author = {Arne N{\"a}gel and Peter Deuflhard and Gabriel Wittum}, title = {Efficient Stiff Integration of Density Driven Flow Problems}, institution = {ZIB}, address = {Takustr. 7, 14195 Berlin}, number = {18-54}, language = {eng}, year = {2018} }