Andrés Cordón-Franco, Alejandro Fernández-Margarit, Francisco Félix Lara Martín. Envelopes, indicators and conservativeness. Math. Log. Q., 52(1):51-70, 2006. [doi]
@article{Cordon-FrancoFM06,
title = {Envelopes, indicators and conservativeness},
author = {Andrés Cordón-Franco and Alejandro Fernández-Margarit and Francisco Félix Lara Martín},
year = {2006},
doi = {10.1002/malq.200410055},
url = {http://dx.doi.org/10.1002/malq.200410055},
researchr = {https://researchr.org/publication/Cordon-FrancoFM06},
cites = {0},
citedby = {0},
journal = {Math. Log. Q.},
volume = {52},
number = {1},
pages = {51-70},
}