1. Primary carcinoma of the lacrimal sac;Spratt;Arch. Ophthalmol.,1937
2. Tumors of the lacrimal passages;Duke-Elder,1952
3. Tumors of the lacrimal sac;Jones;Am. J. Ophthalmol.,1956
4. Tumoren des Tränensacks;Radnot;Ophthalmologica,1966
5. The pathology of tumours of the lacrmal sac;Harry;Trans. Ophthalmol. Soc. U. K.,1969