@article{DBLP:journals/siamcomp/BergstraT83,
author = {Jan A. Bergstra and
J. V. Tucker},
title = {Initial and Final Algebra Semantics for Data Type Specifications:
Two Characterization Theorems},
journal = {SIAM J. Comput.},
volume = {12},
number = {2},
year = {1983},
pages = {366-387},
ee = {http://dx.doi.org/10.1137/0212024},
bibsource = {DBLP, http://dblp.uni-trier.de}
}