Changed APA style spells

.gitignore

@@ -11,3 +11,4 @@ HY-CS-main.run.xml
 HY-CS-main.synctex.gz
 HY-CS-main.toc
 msc_english_contents.aux
+.DS_Store

HY-CS-main.tex

@@ -36,7 +36,7 @@
 
 %% Reference style: select one 
 %% for APA = Harvard style = authoryear -> (Einstein, 1905) use:
-\usepackage[style=authoryear,bibstyle=authoryear,backend=biber,natbib=true,maxnames=99,maxcitenames=2,giveninits=true,uniquename=init]{biblatex}
+\usepackage[style=authoryear,bibstyle=authoryear,backend=biber,natbib=true,maxnames=99,maxcitenames=2,uniquelist=minyear,giveninits=true,uniquename=mininit]{biblatex}
 %% for numeric = Vancouver style -> [1] use:
 %\usepackage[style=numeric,bibstyle=numeric,backend=biber,natbib=true,maxbibnames=99,giveninits=true,uniquename=init]{biblatex}
 %% for alpahbetic -> [Ein05] use: