BibTex format
@article{POPE:1992:10.1016/0370-2693(92)91989-M,
author = {POPE, CN and ROMANS, LJ and SEZGIN, E and STELLE, KS},
doi = {10.1016/0370-2693(92)91989-M},
journal = {Physics Letters B: Nuclear Physics and Particle Physics},
pages = {298--308},
title = {The W3 string spectrum},
url = {http://dx.doi.org/10.1016/0370-2693(92)91989-M},
volume = {274},
year = {1992}
}