@misc{Müller_Sophus_(1846–1934)_Oldtidens_1918,
 author={Müller, Sophus (1846–1934)},
 copyright={Public Domain},
 address={Kjobenhavn},
 howpublished={online},
 year={1918},
 publisher={C. A. Reitzel},
 language={dan},
 language={fre},
 title={Oldtidens Kunst i Danmark. 1, Stenalderens Kunst i Danmark},
 URL={http://rcin.org.pl/Content/4948/PDF/WA308_986_IV54_OLDTIDENS-KUNST_I.pdf},
 keywords={Stone Age -- Denmark, Stone Age cultures, Stone Age art, material culture of the Stone Age, Stone Age pottery, Stone Age bone and antler objects, Stone Age flint objects, Stone Age ornamentation},
}