Marta Cialdea, Luis Fariñas del Cerro. A Modal Herbrand's Property. Math. Log. Q., 32(31-34):523-530, 1986. [doi]
@article{CialdeaC86,
title = {A Modal Herbrand's Property},
author = {Marta Cialdea and Luis Fariñas del Cerro},
year = {1986},
doi = {10.1002/malq.19860323106},
url = {http://dx.doi.org/10.1002/malq.19860323106},
researchr = {https://researchr.org/publication/CialdeaC86},
cites = {0},
citedby = {0},
journal = {Math. Log. Q.},
volume = {32},
number = {31-34},
pages = {523-530},
}