1. Elektrophysiologischer Nachweis einer I-Retina bei einem Säuger ( Citellus citellus L.);Bornschein;Naturwiss enschaften,1954
2. The basis of clinical electroretinography;Karpe;Acta ophthal., Suppl.,1945
3. Continuous and reproducible records of the electrical activity of the human retina;Riggs,1941
4. The contact glass in human electroretinography;Sundmark;Acta ophthal., Suppl.,1959
5. ERG recording with different types of contact glass;Sundmark;Acta ophthal., Suppl.,1962