TY - JOUR A1 - Pawlowsky-Glahn, V. A1 - Egozcue, J.J. T1 - Compositional data and their analysis: An introduction Y1 - 2006 DO - 10.1144/GSL.SP.2006.264.01.01 JF - Geological Society VL - 264 IS - 1 ER -