TY - JOUR AU - Cheung, Felix TI - Material chemistry: Romance of the three pentagons JA - PY - 2010/03/03/print VL - PB - Nature Publishing Group UR - http://dx.doi.org/10.1038/nchina.2010.25 M3 - 10.1038/nchina.2010.25 N1 - 10.1038/nchina.2010.25 ER -