\usepackage{csquotes}
-\usepackage[natbib,backref,backend=biber,style=authoryear-comp,useprefix=true,uniquelist=false,uniquename=false,giveninits=true,dashed=false,date=year,maxcitenames=2,maxbibnames=99,minnames=1]{biblatex}
+\usepackage[natbib,
+ backref,
+ backend=biber,
+ style=authoryear-comp,
+ useprefix=true,
+ uniquelist=false,
+ uniquename=false,
+ giveninits=true,
+ dashed=false,
+ date=year,
+ maxcitenames=2,
+ maxbibnames=99,
+ minnames=1]{biblatex}
\DeclareSortingNamekeyTemplate{
\keypart{
\namepart{family}