tools.crossref: fix method cross-referencing
tools.crossref: fix method cross-referencing

mcandre/factor,ceninan/factor,erg/factor,erg/factor,mcandre/factor,littledan/Factor,littledan/Factor,erg/factor,mcandre/factor,littledan/Factor,mcandre/factor,kingcons/factor,mcandre/factor,kingcons/factor,cataska/factor,ceninan/factor,cataska/factor,cataska/factor,erg/factor,ceninan/factor,cataska/factor,kingcons/factor,mcandre/factor,littledan/Factor,kingcons/factor,mcandre/factor,erg/factor,ceninan/factor,erg/factor,erg/factor