# Why, and How, Should Geologists Use Compositional Data Analysis/References
## Used in this text

* Aitchison, J, 2003 (2nd ed.). The statistical analysis of compositional data. The Blackburn Press, Caldwell, NJ (USA). 435 p. ISBN 1-930665-78-4.
* Aitchison, J. and J.W. Kay, 2003. Possible solutions of some essential zero problems in compositional data analysis. Proceedings of Compositional Data Analysis Workshop, 2003.
* Bacon-Shone, J., 2005. Modeling structural zeros in compositional data. Proceedings of Compositional Data Analysis Workshop, 2003.
* Kashan, A.B., Guskov, O.I. and A.A. Shimonsky, 1979. Mathematical modeling in prospection (original in Russian). Moscow: Nedra.
* Trusova, I. F and V. I. Chernov. Petrography of magmatic and metamorphic rocks (original in Russian). Moscow: Nedra.

## Suggested web links

3rd Compositional Data Analysis Workshop
http://ima.udg.edu/Activitats/CoDaWork08/
Bias arising from missing data in predictive models
http://www.scirus.com/srsapp/sciruslink?src=sd&url=http%3A%2F%2Fwww.sciencedirect.com%2Fscience%3F_ob%3DGatewayURL%26_origin%3DScienceSearch%26_method%3DcitationSearch%26_piikey%3DS0895435606002642%26_version%3D1%26_returnURL%3Dhttp%253A%252F%252Fwww.scirus.com%252Fsrsapp%252F%26md5%3D4868c0b11a79d4805f086c94316ef139
Compositional Data Analysis and Zeros in Micro Data.
http://www.scirus.com/srsapp/sciruslink?src=rpc&url=http%3A%2F%2Fideas.repec.org%2Fa%2Ftaf%2Fapplec%2Fv32y2000i8p953-59.html
Compositional Time Series: Past and Present
http://www.scirus.com/srsapp/sciruslink?src=rpc&url=http%3A%2F%2Fideas.repec.org%2Fp%2Fwpa%2Fwuwpem%2F0510002.html
Homepage of "compositions", an R package for compositional data analysis.
http://www.stat.boogaart.de/compositions/
Modeling Zeroes in Microdata.
http://www.scirus.com/srsapp/sciruslink?src=rpc&url=http%3A%2F%2Fideas.repec.org%2Fa%2Ftaf%2Fapplec%2Fv33y2001i3p383-92.html
New Features of CoDaPack. An User-friendly Compositional Data Package
http://ima.udg.edu/Activitats/CoDaWork05/CD/Session5/ThioHenestrosa-Tolosana-Gomez.pdf
Tectonic discrimination of basalts with classification trees.
http://www.scirus.com/srsapp/sciruslink?src=sd&url=http%3A%2F%2Fwww.sciencedirect.com%2Fscience%3F_ob%3DGatewayURL%26_origin%3DScienceSearch%26_method%3DcitationSearch%26_piikey%3DS0016703705009701%26_version%3D1%26_returnURL%3Dhttp%253A%252F%252Fwww.scirus.com%252Fsrsapp%252F%26md5%3De31d0170976cd137f78e7ce435aa9f32
Santiago Thió Fernández de Henestrosa.
http://ima.udg.edu/~thio/
Simcluster: clustering enumeRation gene expression data on the simplex space
http://www.scirus.com/srsapp/sciruslink?src=arx&url=http%3A%2F%2Farxiv.org%2Fabs%2Fq-bio%2F0703007
Some numerical considerations in the geochemical analysis of distal microtephra
http://www.scirus.com/srsapp/sciruslink?src=sd&url=http%3A%2F%2Fwww.sciencedirect.com%2Fscience%3F_ob%3DGatewayURL%26_origin%3DScienceSearch%26_method%3DcitationSearch%26_piikey%3DS0883292706001727%26_version%3D1%26_returnURL%3Dhttp%253A%252F%252Fwww.scirus.com%252Fsrsapp%252F%26md5%3Df9ab2e6094792c99aa80f30699cf5cb7
Statistical empirical index of chemical weathering in igneous rocks: A new tool for evaluating the degree of weathering
http://www.scirus.com/srsapp/sciruslink?src=sd&url=http%3A%2F%2Fwww.sciencedirect.com%2Fscience%3F_ob%3DGatewayURL%26_origin%3DScienceSearch%26_method%3DcitationSearch%26_piikey%3DS0009254107001052%26_version%3D1%26_returnURL%3Dhttp%253A%252F%252Fwww.scirus.com%252Fsrsapp%252F%26md5%3D8760181502f5d424d4ebb5fe21bf5ef6