1. Fast science vs slow science, or slow and steady wins the race;Garfield;The Scientist,1990
2. Untersuchungen ber Kapillarendothelstrungen bei Glaukoma simplex;Schmidt;Arch Augenheilkd,1928
3. Caxton, computers and citation: a long road to refining the electronic or virtual journal;McGhee;Clin Experiment Ophthalmol,2007
4. Science Citation Index A new dimension in indexing;Garfield;Science,1964
5. Citation analysis and journal impact factors in ophthalmology and vision science journals;Sims;Clin Experiment Ophthalmol,2003