@article{AKGWG_1876__21_135812,
     author = {F. Ehlers},
     title = {Hypophorella expansa. {Ein} {Beitrag} zur {Kenntniss} der minirenden {Bryozoen.}},
     journal = {Abhandlungen der K\"oniglichen Gesellschaft der Wissenschaften in G\"ottingen},
     pages = {3--3},
     publisher = {mathdoc},
     volume = {21},
     year = {1876},
     url = {http://geodesic.mathdoc.fr/item/AKGWG_1876__21_135812/}
}