@inproceedings{inproceedings6bd4559f,
title   = {Geometry and stability of the ' ('ga''as') IND.N'' ('in''as') IND.N' and ' ('ga'P) IND.N'' ('in'P) IND.N' ultrathin superlattices},
author = {Figueiredo, S K and Ferraz, Armando Corbani},
year = {1989},
publisher = {Sociedade Brasileira de Fisica},
booktitle   = {Encontro Nacional de Fisica da Materia Condensada}
}