- The History of Zero: Exploring Our Place-Value Number System (Powermath) by Tika Downey, January, 2004
- Evolution of Genetic Systems: Brookhaven Symposium in Biology, Number 23 by Harold Smith, June, 1972
- Decimal Multiplication and Division (Number Sense) by Allan D. Suter, Kathy Osmus, et all December, 1990
- When There Were Dinosaurs: Using Expanded Notation to Represent Numbers in the Millions (Powermath) by Orli Zuravicky, January, 2004
- Integrable Systems: Twistors, Loop Groups, and Riemann Surfaces (Oxford Graduate Texts in Mathematics, 4) by N. J. Hitchin, G. B. Segal, et all March, 1999
- My Magic Numbers Book: Write and Erase (Magic Screen Books) by Alex Ayliffe, Sally Hewitt, May, 1998
- Targeting Number: The Number System by Paul Broadbent, Rob Kearsley Bullen, 22 October, 1998
- Flow at Ultra-High Reynolds and Rayleigh Numbers: A Status Report by Russell J. Donnelly, Katepalli R. Sreenivasan, et all January, 1999
- Numbers and the Number System: Year 1 (Developing Numeracy) by Paul Broadbent, 30 November, 1999
- Numbers and the Number System: Year 5 (Developing Numeracy) by Steve Mills, Hilary Koll, 29 February, 2000
|