@article{RSMUP_1969__42__341_0,
author = {Holmes, Charles S.},
title = {Projectivities of free products},
journal = {Rendiconti del Seminario Matematico della Universit\`a di Padova},
volume = {42},
year = {1969},
pages = {341-387},
mrnumber = {268286},
zbl = {0245.20031},
language = {en},
url = {http://dml.mathdoc.fr/item/RSMUP_1969__42__341_0}
}
Holmes, Charles S. Projectivities of free products. Rendiconti del Seminario Matematico della Università di Padova, Tome 42 (1969) pp. 341-387. http://gdmltest.u-ga.fr/item/RSMUP_1969__42__341_0/
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