Binding energies of on-axis hydrogenic and nonhydrogenic donors in GaAs/Ga1−x Al x As P. CsavinszkyH. Oyoko Papers Pages: 197 - 206
Understanding the properties of isospectral points and pairs in graphs: The concept of orthogonal relation Christoph RückerGerta Rücker Papers Pages: 207 - 238
Graphs of unbranched hexagonal systems with equal values of the wiener index and different numbers of rings A. A. Dobrynin Papers Pages: 239 - 252
Mathematical properties and structures of sets of sextet patterns of generalized polyhexes Xiaofeng GuoFuji Zhang Papers Pages: 279 - 290
Note on the density matrix for an arbitrary number of closed shells in a bare Coulomb field Pawel M. Kozlowski Note Pages: 291 - 294