A model showing the increase in time of the average and median reference age and the decrease in time of the Price Index

Scientometrics

Volumn 82, Issue 2, 2010, Pages 243-248

  Egghe, L ^a,b  

^a HASSELT UNIVERSITY   (Belgium)

^b UNIVERSITY OF ANTWERP   (Belgium)

Author keywords

Exponential growth; Mean reference time; Median reference time; Price Index

Indexed keywords

EID: 77952878847     PISSN: 01389130     EISSN: None     Source Type: Journal    
DOI: 10.1007/s11192-009-0057-3     Document Type: Article

References (9)

1. Adamic, L. A., & Huberman, B. A. (2001). The Web's hidden order. Communications of the ACM, 44(9), 55-60.
2. Chen, L., Liu, Z., & Liang, L. (2007). The relationship of Price Index and median citation age. In D. Torres-Salinas & H. F. Moed (Eds.), Proceedings of ISSI 2007 (pp. 844-845). Madrid, Spain: CSIC.
3. Egghe, L. (1997). Price index and its relation to the mean and median reference age. Journal of the American Society for Information Science, 48(6), 564-573.
4. Egghe, L., & Rao, I. K. R. (1992). Classification of growth models based on growth rates and its applications. Scientometrics, 25(1), 5-46.
5. Glänzel, W., & Schoepflin, U. (1995). A bibliometric ageing study based on serial and non-serial reference literature in the sciences. In M. E. D. Koenig & A. Bookstein (Eds.), Proceedings of the fifth biennial conference of the ISSI (pp. 177-185). River Forest, IL: Rosary College.
6. Jin, B., & Rousseau, R. (2005). China's quantitative expansion phase: exponential growth but low impact. In P. Ingwersen & B. Larsen (Eds.), Proceedings of ISSI 2005 (pp. 362-370). Stockholm, Sweden: Karolinska University Press.
7. Internet Software Consortium. (2009). Internet Domain Survey. Host Count. http://www. isc. org/solutions/survey. Retrieved 9 June 2009.
8. Larivière, V., Archambault, E., & Gingras, Y. (2007). Long-term patterns in the aging of the scientific literature, 1900-2004. In D. Torres-Salinas & H. F. Moed (Eds.), Proceedings of ISSI 2007 (pp. 449-456). Madrid, Spain: CSIC.
9. Larivière, V., Archambault, E., & Gingras, Y. (2008). Long-term variations in the aging of scientific literature: from exponential growth to steady state science (1900-2004). Journal of the American Society for Information Science and Technology, 59(2), 288-296.