Journal of public transportation

Articles in SafetyLit
Y-Axis = Volume :: X-Axis = Issue
?=unknown status :: X=no issue published :: nn=articles from issue :: A=relevant article(s) IDed to add
S=searched, nothing relevant :: O=issue published but not yet searched :: C=combination issue

		1	2	3	4

10 (2007)	?	?	?	1	?
15 (2012)	?	?	1	?	?
16 (2013)	?	?	1	1	1
18 (2015)	?	1	?	?	?
19 (2016)	?	?	1	?	?
22 (2020)	?	1	?	?	?
25 (2023)	1	?	?	?	?