Dissertatio physico-mathematica, phaenomena luminis, viribus attractivis [et] repulsivis corporum subjacere [et] ex his derivari posse, statuens; cujus partem tertiam, consentiente ampliss. ordine philosoph. in Imperiali Academia Aboënsi, praeside mag. Joh. Fredr. Ahlstedt, mathem. professore, publ. [et] ordin. Pro gradu, publice ventilandam sistit Henricus Widenius, stipend. publ. Borealis, in auditorio philos. die 19 Maji 1819. h. a. m. solitisURI: http://urn.fi/URN:NBN:fi:bib:me:W00537040500aboutphysicsauthorAhlstedt, Johannes FridericuscontributorFrenckell, Johan Christofer(III : Turku), TurkuJ. C. Frenckell ja poika (kirjapaino, Turku, 1814-1856)Widenius, Henric HenricssonWidenius, Henricus HenriciinLanguagelaisPartOfFennicanameDissertatio physico-mathematica, phaenomena luminis, viribus attractivis [et] repulsivis corporum subjacere [et] ex his derivari posse, statuens; cujus partem tertiam, consentiente ampliss. ordine philosoph. in Imperiali Academia Aboënsi, praeside mag. Joh. Fredr. Ahlstedt, mathem. professore, publ. [et] ordin. Pro gradu, publice ventilandam sistit Henricus Widenius, stipend. publ. Borealis, in auditorio philos. die 19 Maji 1819. h. a. m. solitisP60049