Table 4. Distribution of the journals in Bradford’s zones.

Bradford’s Zones	Number of Journals	% Journals	Number of articles	Bradford’s multiplier
1	6	0.6	314
2	10	1.1	312	1.67
3	15	1.6	304	1.50
4	24	2.6	300	1.60
5	35	3.7	302	1.46
6	53	5.6	305	1.51
7	88	9.4	305	1.66
8	139	14.8	304	1.58
9	265	28.2	305	1.91
10	305	32.4	305	1.15
Total number of journals  = 940
Average number of articles in each zone  = 305.6