1. On leichen planus;Wilson;J Cutan Med Dis Skin,1869
2. Lichen ruber pemphigoides;Kaposi;Arch Dermatol Syph (Berl),1892
3. Sur un signe pathognomonique de Lichen du Wilson (lichen plan) stries et ponctuations grisatres;Wickham;Ann Dermatol Syph,1895
4. The pathogenesis of lichen planus;Black;Br J Dermatol,1972
5. Syphilis and skin disease in the American Negro;Hazen;Arch Derm Syph,1935