Khorwal, G., and S. Kalra. “A Peculiar Case of Dural Venous Sinuses With Resulting Atypical Bony Markings in Posterior Cranial Fossa”. International Journal of Research in Medical Sciences, vol. 5, no. 6, May 2017, pp. 2830-2, doi:10.18203/2320-6012.ijrms20172500.