Stanescu, B., Evrard, P., Michiels, J., & Lyon, G. (1980). Electroretinographic Changes in a Case of Spino-cerebellar Degeneration (scd). Metabolic and Pediatric Ophthalmology, 4(4), 221-223. https://hdl.handle.net/2078.5/86299 (Original work published 1980)