@article{SaparinThomsenProhaskaetal.2005, author = {Peter Saparin and Jesper Thomsen and Steffen Prohaska and Alexei Zaikin and J{\"u}rgen Kurths and Hans-Christian Hege and Wolfgang Gowin}, title = {Quantification of spatial structure of human proximal tibial bone biopsies using 3D measures of complexity}, journal = {Acta Astronautica}, volume = {56}, number = {9-12}, pages = {820 -- 830}, doi = {10.1016/j.actaastro.2005.01.007}, year = {2005}, }