@article{GDZPPN002087650,
title = {Non-Additivity of the Signature.},
journal = {Inventiones mathematicae},
volume = {9},
year = {1969},
pages = {269-274},
zbl = {0176.21501},
url = {http://dml.mathdoc.fr/item/GDZPPN002087650}
}
WALL, C.T.C. Non-Additivity of the Signature.. Inventiones mathematicae, Tome 9 (1969) pp. 269-274. http://gdmltest.u-ga.fr/item/GDZPPN002087650/