Donald Sannella, Andrzej Tarlecki. On Observational Equivalence and Algebraic Specification. J. Comput. Syst. Sci., 34(2/3):150-178, 1987.
@article{SannellaT87:0,
title = {On Observational Equivalence and Algebraic Specification},
author = {Donald Sannella and Andrzej Tarlecki},
year = {1987},
tags = {algebraic specification, algebra},
researchr = {https://researchr.org/publication/SannellaT87%3A0},
cites = {0},
citedby = {0},
journal = {J. Comput. Syst. Sci.},
volume = {34},
number = {2/3},
pages = {150-178},
}