@Article{ RAMÍREZ:0-5,

author = { RAFAEL RAMÍREZ UCLÉS } ,

title = { GEOMETRÍA DE METAL },

journal = { MATEMATICALIA },

year = { 2006 },

volume = { 2 },

issn = { 1699-7700 },

doi = { http://www.matematicalia.net/index.php?option=com_content&task=view&id=253&itemid=170 },

}