"Sankhyā is published in two series. Series A covers Mathematical Statistics and Probability, while Series B caters to Applied and Interdisciplinary Statistics. Series A issues are published in February and August, while Series B issues are published in May and November."--Page 2 of cover
Notes
Vol. 70, numbers 1 (May 2008); title from PDF cover (JSTOR, viewed January 11, 2012)