Investigation of the Optical Properties of the Achromatic Quadrupole Lens by Using the Rectangular Potential Distribution Model. Baghdad Science Journal, Iraq, Baghdad, v. 6, n. 2, p. 386–393, 2009. DOI: 10.21123/bsj.2009.6.2.386-393. Disponível em: https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/994.. Acesso em: 18 may. 2024.