Dan Saracino, Carol Wood. 2. Annals of Pure and Applied Logic, 28(1):13-31, 1985. [doi]
@article{SaracinoW85,
title = {2},
author = {Dan Saracino and Carol Wood},
year = {1985},
doi = {10.1016/0168-0072(85)90029-6},
url = {http://dx.doi.org/10.1016/0168-0072(85)90029-6},
researchr = {https://researchr.org/publication/SaracinoW85},
cites = {0},
citedby = {0},
journal = {Annals of Pure and Applied Logic},
volume = {28},
number = {1},
pages = {13-31},
}