Enlace original:
https://repositorio.uc.cl/handle/11534/20690
López, S.
,
Barrientos, Luis Felipe
,
Padilla, Nelson.
,
[Galaxy clusters in the line of sight to background quasars. I. Survey design and incidence of MgII absorbers at cluster redshifts]
,
Galaxy clusters in the line of sight to background quasars. I. Survey design and incidence of MgII absorbers at cluster redshifts