<p>Fully Correlated Wavefunctions for Three-and Four-Body Systems - Frank E. Harris and Victor V. Albert<br>Electron and Electron-Pair Number and Momentum Densities for Low-Lying States of He, H−, and Li+ - Ajit J. Thakkar and Shane P. McCarthy<br>A Basis Sets Composed of Only 1s Slater Orbitals and 1s Gaussian Orbitals to Perform Molecular Calculations, SCF-LCAO Approach - J. E. Pérez , O. E. Taurian, J. C. Cesco, A. E. Rosso, C. C. Denner, C. J. Alturria Lanzardo, F. S. Ortiz and A. Bouferguene<br>On a Transformation for the Electrostatic Potential, Generated by the Product of Two 1s Slater Type Orbitals, Giving an Efficient Expression - J. E. Pérez, O. E. Taurian, A. Bouferguene and Philip E. Hoggan<br>d-dimensional Kepler-Coulomb Sturmians and Hyperspherical Harmonics as Complete Orthonormal Atomic and Molecular Orbitals - Cecilia Coletti, Danilo Calderini and Vincenzo Aquilanti<br>Fast Electron Repulsion Integrals for Molecular Coulomb Sturmians - James Emil Avery<br>Three–Body Coulomb Problems with Generalized Sturmian Functions - G. Gasaneo, L. U. Ancarani, D. M. Mitnik, J. M. Randazzo, A. L. Frapiccini and F. D. Colavecchia<br>Further Improvements on - ETOs with Hyperbolic Cosine Functions and Their Effectiveness in Atomic Calculations - S. Aksoy, S. Firat and M. Erturk<br>Reducing and Solving Electric Multipole Moment Integrals - Niyazi Yükçü and Emin Öztekin<br>Recurrence Relations for Radial Parts of STOs and Evaluation of Overlap Integrals via the Fourier Transform Methods - S. Özay and E. Öztekin<br>On the β-decay in the Li and Li atoms - Maria Belen Ruiz and Alexei M. Frolov</p>