2147-7507
Annually
2013
7.710 9.921
1302-597X
Annually
2015
11.073 9.831
2147-7493
Biannually
2013
4.588 3.229
2148-3841
Biannually
2014
4.786 14.094
2149-6307
2149-6307
Quarterly
2015
5.187 3.079
Tri-annual
2016
371 474
    • 1 (current)