Opusculum Sextum.
Vincentii Riccati Opusculorum ad res physicas, et mathematicas pertinentium Tomus 1, GDML_Books, (1757), p. 105 / Harvested from
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@article{PPN61578674X+DMDLOG_0009,
     title = {Opusculum Sextum.},
     booktitle = {Vincentii Riccati Opusculorum ad res physicas, et mathematicas pertinentium Tomus 1},
     series = {GDML\_Books},
     publisher = {Aquinatis},
     address = {Bononiae},
     year = {1757},
     pages = {105},
     url = {http://dml.mathdoc.fr/item/PPN61578674X+DMDLOG_0009}
}

 (éd.). Opusculum Sextum., dans Vincentii Riccati Opusculorum ad res physicas, et mathematicas pertinentium Tomus 1, GDML_Books,  (1757), p. 105. http://gdmltest.u-ga.fr/item/PPN61578674X+DMDLOG_0009/