@article{PPN61578674X+DMDLOG_0005, title = {Opusculum Secundum.}, booktitle = {Vincentii Riccati Opusculorum ad res physicas, et mathematicas pertinentium Tomus 1}, series = {GDML\_Books}, publisher = {Aquinatis}, address = {Bononiae}, year = {1757}, pages = {18}, url = {http://dml.mathdoc.fr/item/PPN61578674X+DMDLOG_0005} }
(éd.). Opusculum Secundum., dans Vincentii Riccati Opusculorum ad res physicas, et mathematicas pertinentium Tomus 1, GDML_Books, (1757), p. 18. http://gdmltest.u-ga.fr/item/PPN61578674X+DMDLOG_0005/