1. Haafiz AB, Sharma R, Faillace WJ.Congenital midline nasofrontal mass.Clin Paediatr 1995;34(9);482–86.
2. Congenital midline nasal masses, Grand Rounds Presentation, UTMB, Deptt of otolaryngology, nov 6 2002.
3. Kershisnik MM, Kaplan C, Craven CM, et al.Intrapulmonary neuroglial heterotopia, Arch pathol lab med 1992;116:1043–6.
4. Chan LKC, Lau W.Nasal astrocytoma or nasal glial heterotopia.Arch pathol lab med 1989 ;113:943–5.
5. Newman NJ, Miller NR, Green WR.Ectopic brain in orbit.Ophthalmology 1986;93;268–72.