Garg, R., Khowaja-Ateequzzaman, and K. Jain. “Jurassic and Lower Cretaceous Dinoflagellate Cysts from India With Some Remarks on the Concept of Upper Gondwana”. Journal of Palaeosciences, vol. 36, Dec. 1987, pp. 254-67, doi:10.54991/jop.1987.1585.