1. The principles and practice of correcting astigmatism with soft contact lenses;Holden;Aust J Optom,1975
2. Off-axis fitting of soft toric contact lenses;Myers;Int Eyecare,1985
3. Fitting toric soft lenses in high astigmats;Blaze;J Am Optom Assoc,1984
4. High degrees of astigmatism: are hydrogels the answer?;Molinari;J Am Optom Assoc,1986
5. Overrefraction and axis mislocation of toric lenses;Dain;ICLC,1979