Gupta VJ. On the Age of the Sulcacutus Beds of Spiti, Himachal Pradesh Based on Bajocian-Bathonian Brachiopods. jgsi [Internet]. 1984 May 1 [cited 2024 Sep. 20];25(5):305-6. Available from: https://geosocindia.com/index.php/jgsi/article/view/65374