B. B. Thapa, S. Singh, R. Basnet, and S. Piya, “Optociliary Shunt Vessel: An Ancillary Ophthalmic Sign Harbingering Optic Nerve Sheath Meningioma”, Nep J Neurosci, vol. 16, no. 3, pp. 62–64, Dec. 2019, doi: 10.3126/njn.v16i3.27361.