_:b18197898	<http://xmlns.com/foaf/0.1/homepage>	<https://arxiv.org/a/barligea_c_1.html> .
<http://dev.restore.ovi.cnr.it:8890/about/id/https/mathoverflow.net/users/66288/christoph-mark>	<http://gmpg.org/xfn/11#me>	_:b18197898 .