Positron annihilation : Proceedings of the 9th International Conference on Positron Annihilation, August 26-31, 1991, Szombathely, Hungary. Pt.1 pp.615-618, 1992. Aederlmannsdorf, Switzerland. Trans Tech Publications
Positron annihilation : Proceedings of the 9th International Conference on Positron Annihilation, August 26-31, 1991, Szombathely, Hungary. Pt.2 pp.775-778, 1992. Aederlmannsdorf, Switzerland. Trans Tech Publications
Positron annihilation : Proceedings of the 9th International Conference on Positron Annihilation, August 26-31, 1991, Szombathely, Hungary. Pt.1 pp.619-622, 1992. Aederlmannsdorf, Switzerland. Trans Tech Publications
Positron annihilation : Proceedings of the 9th International Conference on Positron Annihilation, August 26-31, 1991, Szombathely, Hungary. Pt.2 pp.783-786, 1992. Aederlmannsdorf, Switzerland. Trans Tech Publications
Positron annihilation : Proceedings of the 9th International Conference on Positron Annihilation, August 26-31, 1991, Szombathely, Hungary. Pt.2 pp.779-782, 1992. Aederlmannsdorf, Switzerland. Trans Tech Publications
Positron annihilation : Proceedings of the 9th International Conference on Positron Annihilation, August 26-31, 1991, Szombathely, Hungary. Pt.2 pp.771-774, 1992. Aederlmannsdorf, Switzerland. Trans Tech Publications
Positron annihilation : Proceedings of the 9th International Conference on Positron Annihilation, August 26-31, 1991, Szombathely, Hungary. Pt.3 pp.1479-1482, 1992. Aederlmannsdorf, Switzerland. Trans Tech Publications
Positron annihilation : Proceedings of the 9th International Conference on Positron Annihilation, August 26-31, 1991, Szombathely, Hungary. Pt.3 pp.1475-1478, 1992. Aederlmannsdorf, Switzerland. Trans Tech Publications
Positron annihilation : Proceedings of the 9th International Conference on Positron Annihilation, August 26-31, 1991, Szombathely, Hungary. Pt.3 pp.1483-1486, 1992. Aederlmannsdorf, Switzerland. Trans Tech Publications
Positron annihilation : Proceedings of the 9th International Conference on Positron Annihilation, August 26-31, 1991, Szombathely, Hungary. Pt.3 pp.1471-1474, 1992. Aederlmannsdorf, Switzerland. Trans Tech Publications
Positron annihilation : Proceedings of the 9th International Conference on Positron Annihilation, August 26-31, 1991, Szombathely, Hungary. Pt.2 pp.723-726, 1992. Aederlmannsdorf, Switzerland. Trans Tech Publications
Positron annihilation : Proceedings of the 9th International Conference on Positron Annihilation, August 26-31, 1991, Szombathely, Hungary. Pt.2 pp.675-678, 1992. Aederlmannsdorf, Switzerland. Trans Tech Publications
Positron annihilation : Proceedings of the 9th International Conference on Positron Annihilation, August 26-31, 1991, Szombathely, Hungary. Pt.2 pp.683-686, 1992. Aederlmannsdorf, Switzerland. Trans Tech Publications
Positron annihilation : Proceedings of the 9th International Conference on Positron Annihilation, August 26-31, 1991, Szombathely, Hungary. Pt.2 pp.687-690, 1992. Aederlmannsdorf, Switzerland. Trans Tech Publications
Positron annihilation : Proceedings of the 9th International Conference on Positron Annihilation, August 26-31, 1991, Szombathely, Hungary. Pt.2 pp.727-730, 1992. Aederlmannsdorf, Switzerland. Trans Tech Publications
Positron annihilation : Proceedings of the 9th International Conference on Positron Annihilation, August 26-31, 1991, Szombathely, Hungary. Pt.2 pp.719-722, 1992. Aederlmannsdorf, Switzerland. Trans Tech Publications
Positron annihilation : Proceedings of the 9th International Conference on Positron Annihilation, August 26-31, 1991, Szombathely, Hungary. Pt.2 pp.679-682, 1992. Aederlmannsdorf, Switzerland. Trans Tech Publications