@Article{ GÀLVEZ:501-505,

author = { FRANCISCO JAVIER GÀLVEZ CIFUENTES } ,

title = { LOWER BOUNDS ON THE ELECTRONIC CHARGE AND MOMENTUM DENSITIES OF SPHERICAL ATOMS AT THE ORIGIN },

journal = { Physical Review A: Atomic, Molecular, and Optical Physics },

year = { 1989 },

volume = { 39 },

pages = { 501-505 },

}