@article{10.1707/2860.28846,
author = {Ldf},
title = {Una visita gratis},
journal = {Ricerca & Pratica},
volume = {34},
number = {1},
year = {2018},
month = {1},
publisher = {Il Pensiero Scientifico Editore},
issn = {2038-2480},
doi = {10.1707/2860.28846},
url = {http://dx.doi.org/10.1707/2860.28846},
}