JOHN MASIKA. STANNIC RUTILE TETRAGONAL TIN OXIDE GROUND STATE AND OPTICAL PROPERTIES STUDIED BY LOCAL SPIN DENSITY APPROXIMATION, THE GREENS FUNCTION AND BETHE SALPETER EQUATION. International Journal of Science, Technology, Education and Management Research, [S. l.], v. 4, n. III, 2019. DOI: 10.1234/ijster.v4iIII.51. Disponível em: https://www.demo.focusjournals.org/index.php/IJSTER/article/view/51. Acesso em: 4 may. 2026.