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 `year`, issue ) QQ WHERE `year`<2100 ORDER BY modified DESC LIMIT 0, 5' at line 1 Bibliographies | Miko Flohr
 

Transportation Research Record: Journal of the Transportation Research Board

Aultman-Hall, L., D. Lane and R. Lambert (2010). ‘Assessing impact of weather and season on pedestrian traffic volumes’. Transp. Res. Record 2140: 35–43.