By Csörgő Sándor   Simons Gordon   in Periodica Mathematica Hungarica

ISSN:0031-5303|50|1-2|99-115

Springer Publishing Company ‎(2005)‎

Access to resources Favorite 11.325856

By Kenkel Stephen   Simons Gordon   Hermans J.J.   in Molecular Physics

ISSN:1362-3028|47|2|431-434

Taylor & Francis Ltd‎(1982)‎

Access to resources Favorite 8.899351