Albert, Daniel; Blodi, Frederick (1988). "Georg Joseph Beer: A review of his life and contributions". Documenta Ophthalmologica. 68 (1–2): 79–103. doi:10.1007/BF00153591. PMID3046874. S2CID27658981.
nih.gov
pubmed.ncbi.nlm.nih.gov
Albert, Daniel; Blodi, Frederick (1988). "Georg Joseph Beer: A review of his life and contributions". Documenta Ophthalmologica. 68 (1–2): 79–103. doi:10.1007/BF00153591. PMID3046874. S2CID27658981.
semanticscholar.org
api.semanticscholar.org
Albert, Daniel; Blodi, Frederick (1988). "Georg Joseph Beer: A review of his life and contributions". Documenta Ophthalmologica. 68 (1–2): 79–103. doi:10.1007/BF00153591. PMID3046874. S2CID27658981.