Hans-Jürgen Hoehnke. A Birkhoff theorem for partial algebras via completion. Applied Categorical Structures, 4(4):371-386, 1996. [doi]
@article{Hoehnke96,
title = {A Birkhoff theorem for partial algebras via completion},
author = {Hans-Jürgen Hoehnke},
year = {1996},
doi = {10.1007/BF00122685},
url = {http://dx.doi.org/10.1007/BF00122685},
researchr = {https://researchr.org/publication/Hoehnke96},
cites = {0},
citedby = {0},
journal = {Applied Categorical Structures},
volume = {4},
number = {4},
pages = {371-386},
}