@Article{hgss-2-29-2011,
AUTHOR = {Marx, C.},
TITLE = {On the precision of Ptolemy's geographic coordinates in his Geographike Hyphegesis},
JOURNAL = {History of Geo- and Space Sciences},
VOLUME = {2},
YEAR = {2011},
NUMBER = {1},
PAGES = {29--37},
URL = {http://www.hist-geo-space-sci.net/2/29/2011/},
DOI = {10.5194/hgss-2-29-2011}
}