@article{DBLP:journals/tse/Lehman89,
author = {John A. Lehman},
title = {An Empirical Comparison of Textual and Graphical Data Structure
Documentation for Cobol Programs},
journal = {IEEE Trans. Software Eng.},
volume = {15},
number = {9},
year = {1989},
pages = {1131-1135},
ee = {http://doi.ieeecomputersociety.org/10.1109/32.31370},
bibsource = {DBLP, http://dblp.uni-trier.de}
}
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