@article{articlec20857a2,
title   = {Electrically detected magnetic resonance of two-dimensional electron gases in Si/SiGe heterostructures},
author = {Graeff, Carlos Frederico de Oliveira and Brandt, M. S. and Sutzmann, M. and Holzmann, M. and Abstreiter, G. and Schäffler, F.},
year = {1999},
doi = {10.1103/physrevb.59.13242},
journal   = {Physical Review B}
}