Electronic transport for a crossed graphene nanoribbon junction with and without dopingB. H. Zhou, W. H. Liao, B. L. Zhou, K.-Q. Chen and G. H. ZhouEur. Phys. J. B, 76 3 (2010) 421-425DOI: https://doi.org/10.1140/epjb/e2010-00181-7