You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'ORDER BY issue DESC, `year` DESC ) QQ WHERE `year`<2100 ORDER BY modified DES...' at line 1 Bibliographies | Miko Flohr
 

Manderscheid, H. (2004). Ancient baths and bathing: a bibliography for the years 1988-2001. Journal of Roman Archaeology Supplements 55. Portsmouth, RI: Journal of Roman Archaeology.
Hobson, M. (2015). The North African Boom. Evaluating Economic Growth in the Roman Province of Africa Proconsularis. Journal of Roman Archaeology Supplements 100. Portsmouth, RI: Journal of Roman Archaeology.