@misc {TN_libero_mab2,
author
=
{
Westermann, Ekkehard
}
,
title
=
{
Anthrazit-Museen in Pennsylvania
}
,
publisher
=
{
}
,
isbn
=
{
0003-5238
}
,
year
=
{
1985
}
,
address
=
{
}
,
url
=
{
http://slubdd.de/katalog?TN_libero_mab2
}
}
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