Sustainable Development

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	6

15 (2007)	1	?	?	?	?
16 (2008)	1	?	?	?	?
17 (2009)	1	?	?	?	1
18 (2010)	1	?	?	?	?
25 (2017)	?	?	1	1	2
26 (2018)	?	?	?	1	1
27 (2019)	?	1	?	1	?
28 (2020)	?	?	1	?	?