TY  - BOOK
AU  - Kratzenstein, C.G.
ED  - Academia scientiarum
TI  - Tentamen resolvendi problema geographico-magneticum a perillustri Academia Imperiali Petropolitana in annum 1793 propositum
PY  - 1798///
CY  - Petropoli [St.- Peterburg]
PB  - Ex Typographie Academiae Imperialis
KW  - St.- Peterburg
ER  -