diff --git a/main.tex b/main.tex
index 07723c2..786a116 100644
--- a/main.tex
+++ b/main.tex
@@ -1,15 +1,21 @@
 %% Template
-\PassOptionsToPackage{backref=true, doi=false, style=ieee}{biblatex}
+\PassOptionsToPackage{backref=true, doi=false, style=authoryear}{biblatex}
 
 \documentclass{thesis}
 \geometry{inner=30mm, outer=25mm, top=30mm, bottom=25mm}
 
 %% Content
 \addbibresource{references.bib}
-\AtEveryBibitem{\clearfield{day}}
-\AtEveryBibitem{\clearfield{location}}
-\AtEveryBibitem{\clearfield{month}}
-\AtEveryBibitem{\clearfield{series}}
+\AtEveryBibitem{% Remove some fields from bibliography
+    \clearfield{day}%
+    \clearfield{location}%
+    \clearfield{month}%
+    \clearfield{series}%
+}
+\AtEveryCite{% Use square brackets for citations
+  \let\bibopenparen=\bibopenbracket%
+  \let\bibcloseparen=\bibclosebracket%
+}
 
 \hypersetup{
     bookmarksnumbered=true, % Include section numbers in bookmarks