@article{DBLP:journals/ibmrd/Hajek91,
author = {Steven F. Hajek},
title = {The IBM Enterprise System/9000 Type 9121 air-cooled processor},
journal = {IBM Journal of Research and Development},
volume = {35},
number = {3},
year = {1991},
pages = {307-312},
ee = {http://dx.doi.org/10.1147/rd.353.0307},
bibsource = {DBLP, http://dblp.uni-trier.de}
}