@misc{dr+a+petermann+039+s+mitteilungen+aus+justus+perthes+039+geographischer+anstalt+ergaenzungsband+xiii+1879+1880,
    title = {Dr. A. Petermann's Mitteilungen aus Justus Perthes' Geographischer Anstalt. Ergänzungsband XIII, 1879-1880},
    address = {Gotha},
    publisher = {Justus Perthes},
    date = {1880},
    number = {Erg.-Bd. 13 (1879/1880) No. 57-60},
    ISSN = {0138-3345}
}