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
 

Rich, J. and G. Shipley (1993). War and society in the Roman world. Leicester-Nottingham studies in ancient society 5. London: Routledge.