 noderefer field the noderefer field store the nid of a relat node the titl of the relat node is usual display as the valu of this field the noderefer field can use an autocomplet widget or when use with optionwidget  the avail valu can be present to the end user in a dropdown select list checkbox or radio a noderefer field can be use in view to creat a relationship to anoth node to allow you to use ani field argument or filter from the relat node in your view  