@misc{Strube_de_Piermont_Frédéric_Henri_(1704-1790)_Lettres,
 author={Strube de Piermont, Frédéric Henri (1704-1790)},
 howpublished={online},
 publisher={Imperatorskaâ akademiâ nauk (Petersburg)},
 language={fre},
 type={starodruk},
 title={Lettres Russiennes},
}