BibBase: Error retrieving bibtex file.
Request was:
http://https%3A%2F%2Fapi.zotero.org%2Fusers%2F2008060%2Fcollections%2F4IP3C4CA%2Fitems%3Fkey%3DLZRlgrpSRQYfwlue8zXohe5O%26format%3Dbibtex%26limit%3D100
{
  'User-Agent': 'bibbase',
  Connection: 'keep-alive',
  'Keep-Alive': 'timeout=300, max=1000'
}