@article{1183745950,
author = {Aref'ev, Roman D. and Baldwin, John T. and Mazzucco, Marco},
title = {Classification of $\delta$-Invariant Amalgamation Classes},
journal = {J. Symbolic Logic},
volume = {64},
number = {1},
year = {1999},
pages = { 1743-1750},
language = {en},
url = {http://dml.mathdoc.fr/item/1183745950}
}
Aref'ev, Roman D.; Baldwin, John T.; Mazzucco, Marco. Classification of $\delta$-Invariant Amalgamation Classes. J. Symbolic Logic, Tome 64 (1999) no. 1, pp. 1743-1750. http://gdmltest.u-ga.fr/item/1183745950/