@book{Merkenich+2019, url = {https://doi.org/10.3790/9783428450640}, title = {Die unterschiedlichen Arten der Einkünfteermittlung im deutschen Einkommensteuerrecht}, title = {}, author = {Kurt Merkenich}, publisher = {Duncker & Humblot}, address = {}, doi = {doi:10.3790/9783428450640}, isbn = {9783428450640}, year = {1982}, lastchecked = {2019} }