@article{West1999,
author = {West, G.B. and Brown, J.H. and Enquist, B.J.},
title= {The Fourth Dimension of Life: Fractal Geometry and Allometric Scaling of Organisms},
year = {1999},
doi = {10.1126/science.284.5420.1677},
journal = {Science},
volume = {284},
number = {5420},
pages = {1677--1679},
}