@article{DBLP:journals/tcs/Sakakibara90,
author = {Yasubumi Sakakibara},
title = {Learning Context-Free Grammars from Structural Data in Polynomial
Time},
journal = {Theor. Comput. Sci.},
volume = {76},
number = {2-3},
year = {1990},
pages = {223-242},
ee = {http://dx.doi.org/10.1016/0304-3975(90)90017-C},
bibsource = {DBLP, http://dblp.uni-trier.de}
}