Silvio Valentini. The problem of the formalization of constructive topology. Arch. Math. Log., 44(1):115-129, 2005. [doi]
@article{Valentini05:0,
title = {The problem of the formalization of constructive topology},
author = {Silvio Valentini},
year = {2005},
doi = {10.1007/s00153-004-0243-1},
url = {http://dx.doi.org/10.1007/s00153-004-0243-1},
researchr = {https://researchr.org/publication/Valentini05%3A0},
cites = {0},
citedby = {0},
journal = {Arch. Math. Log.},
volume = {44},
number = {1},
pages = {115-129},
}