| Title | A test of visual feature sampling independence with orthogonal straight lines | 
| Publication Type | Journal Article | 
| Year of Publication | 1980 | 
| Authors | Townsend, J. T., Hu G. G., & F Ashby G. | 
| Journal | Bulletin of the Psychonomic Society | 
| Volume | 15 | 
| Pagination | 163–166 | 
