HYDROGEN PASSIVATION EFFECTS IN QUATERNARY SOLID SOLUTIONS OF INGAASSB LATTICE MATCHED TO GASB Article Polyakov A.Y., Tunitskaya I.V., Druzhinina L.V., Govorkov A.V., Smirnov N.B., Kozhukhova E.A., Borodina O.M., Milnes A.G., Li X., Pearton S.J., Balmashnov A.A. Materials Science and Engineering B. Vol. 27. 1994. P. 137-141