@article{PPN590259229+DMDLOG_0011, title = {Der XI. Abschnitt.}, booktitle = {Die Mechanik der festen K\"orper Theil 4}, series = {GDML\_Books}, publisher = {R\"ose}, address = {Greifswald}, year = {1769}, pages = {142}, url = {http://dml.mathdoc.fr/item/PPN590259229+DMDLOG_0011} }
(éd.). Der XI. Abschnitt., dans Die Mechanik der festen Körper Theil 4, GDML_Books, (1769), p. 142. http://gdmltest.u-ga.fr/item/PPN590259229+DMDLOG_0011/