1. The frequency distribution of scientific productivity;Lotka;J. Wash. Acad. Sci.,1926
2. The psycho-biology of language: an introduction to dynamic philology;Zipf,1935
3. Sources of information on specific subjects" by S.C. Bradford;Brookes;J. Inf. Sci.,1985
4. Statistical bibliography or bibliometrics;Pritchard;J. Doc.,1969
5. Наукометрия, Изучение Развития Hауки Как Информационного Процесса [Naukometriya, the Study of the Development of Science as an Information Process;Nalimov,1969