@techreport{Huebner1861,
author = {Huebner, F.},
title= {Biostatik der Stadt Dorpat und ihrer Landgemeinde in den Jahren 1834–1859 [The biostatic of Tartu and its rural municipalities 1834–1859]},
year = {1861},
publisher = {Laakmann},
address = {Dorpat},
}