@article{articlea70a1992,
title   = {Dependence of the width of a 'DELTA'-impurity layer on position in an 'IN IND.X''GA IND.1-X''AS' / 'GA''AS' strained quantum well},
author = {Notari, A C and Schrappe, B and Basmaji, Pierre and Hipólito, Oscar},
year = {1991},
doi = {10.1002/pssa.2211260233},
journal   = {Physica Status Solidi a}
}