Carlos A. Di Prisco, V. Wiktor Marek. On Some σ-Algebras Containing the Projective Sets I. Math. Log. Q., 28(33-38):525-538, 1982. [doi]
@article{PriscoM82,
title = {On Some σ-Algebras Containing the Projective Sets I},
author = {Carlos A. Di Prisco and V. Wiktor Marek},
year = {1982},
doi = {10.1002/malq.19820283307},
url = {http://dx.doi.org/10.1002/malq.19820283307},
researchr = {https://researchr.org/publication/PriscoM82},
cites = {0},
citedby = {0},
journal = {Math. Log. Q.},
volume = {28},
number = {33-38},
pages = {525-538},
}