2000-10-01T19:20:30-04:00 http://an.oa.org/OAI-script?verb=ListIdentifiers& from=1998-01-15&setSpec=physics:hep oai:arXiv:hep-th/9801001 oai:arXiv:hep-th/9801002 oai:arXiv:hep-th/9801005 oai:arXiv:hep-th/9801010 xxx45abttyz