Kingsmill, Suzanna. "… in Ottawa, the blind can find their way round town …", New Scientist. Vol.139, No.1880. (3 July 1993), pg.18.
"Better Than a Cane", Discover. Vol.14, No.10. (October 1993), (no author cited) pp.20-21.
St.Pierre, Denis. "New device helps blind get around", The Sudbury Star. (11 October 1993), pg.A1.
"Augen vom Himmel", GEO. Nr.11. (November 1993), (no author cited) pg.200.
Guly, Christopher. "He's Got Eyes in the Back of his Pack", The Financial Post Magazine. No.3070, (June 1994), pg.12.
Gooderham, Mary. "Orbiting beacons show blind the way", The Globe And Mail. No.45,222, (29 November 1994), pg.A1, pg.A7.
Hoffman, Perry. "Tech firms gear products for disabled", Ottawa Business Journal. Vol.3, No.41. (15 June 1997), pg.4.