Structural, electronic, vibrational, and elastic properties of SWCNTs doped with B and N: an ab initio studyRaúl Arturo Espejel-Morales, Sinhué López-Moreno, Alipio Gustavo Calles and Jose Luis Morán-LópezEur. Phys. J. D, 67 8 (2013) 164DOI: https://doi.org/10.1140/epjd/e2013-40196-0