1. Über die Konservierung von Kartoffel-X-Virus durch Glycerin;Bercks;Phytopath. Z.,1950
2. Preserving plant viruses in vitro by means of a simplified lyophile apparatus;Dykstra;Science.,1942
3. Virus of cucumber mosaic withstands desiccation in leaf tissue;McKinney;Phytopathology.,1945
4. Stability of labile viruses in desiccated tissue;McKinney;Phytopathology.,1947
5. Survival of labile viruses in desiccated leaf tissue;McKinney;Phytopathology.,1947