1. A scalar representation of electromagnetic fields;Green,1953
2. Remarks on the complex scalar function introduced by H. S. Green and E. Wolf in the theory of electromagnetic fields;Bremmer,1954
3. Der Lichtdruck auf Kugeln von beliebigem Material;Debye;Ann. Phys., Lpz.,1909
4. The classification of multipole radiation;Bertha,1952
5. Theoretical nuclear Physics;Blatt,1952