diff --git a/index.html b/index.html
index 0858692..c23b514 100644
--- a/index.html
+++ b/index.html
@@ -106,7 +106,7 @@
     <h3>Selected Publications</h3>
     <ol>
         <li>Arbitraging on Decentralized Exchanges (with <a class="authorlink" href="https://sites.google.com/site/xuedonghepage/home"
-                target="_blank">Xuedong He</a> and Yutian Zhou).<br>
+                target="_blank">Xuedong He</a> and <a class="authorlink" href="https://hk.linkedin.com/in/yutian-zhou-555870189" target="_blank">Yutian Zhou</a>).<br>
             Working Paper. [<a class="paperlink" href="" onclick="toggleAbstract('abs_arbDEX');return false">Abstract</a>]<br>
             <div style="display:none" id="abs_arbDEX">
                 <hr>
@@ -195,7 +195,7 @@
         </li><br>
 
         <li>Arbitrage in Perpetual Contracts (with <a class="authorlink" href="https://sites.google.com/view/mindai/home"
-                target="_blank">Min Dai</a> and Linfeng Li).<br>
+                target="_blank">Min Dai</a> and <a class="authorlink" href="https://sg.linkedin.com/in/linfeng-li-263843184" target="_blank">Linfeng Li</a>).<br>
             <b>submitted</b>. [<a class="paperlink" href="" onclick="toggleAbstract('abs_arbPerp');return false">Abstract</a>|<a class="paperlink"
                 href="https://papers.ssrn.com/sol3/papers.cfm?abstract_id=5262988" target="_blank">SSRN</a>]<br>
             <div style="display:none" id="abs_arbPerp">
@@ -230,8 +230,7 @@
         </li><br>
 
         <li>Optimal Design of Automated Market Makers on Decentralized Exchanges (with <a class="authorlink"
-                href="https://sites.google.com/site/xuedonghepage/home" target="_blank">Xuedong He</a> and Yutian
-            Zhou).<br>
+                href="https://sites.google.com/site/xuedonghepage/home" target="_blank">Xuedong He</a> and <a class="authorlink" href="https://hk.linkedin.com/in/yutian-zhou-555870189" target="_blank">Yutian Zhou</a>).<br>
             <b>submitted</b>. [<a class="paperlink" href="" onclick="toggleAbstract('abs_AMM');return false">Abstract</a>|<a class="paperlink"
                 href="https://papers.ssrn.com/sol3/papers.cfm?abstract_id=4801468" target="_blank">SSRN</a>|<a class="paperlink"
                 href="https://arxiv.org/abs/2404.13291" target="_blank">arXiv</a>]<br>
@@ -463,7 +462,7 @@
     <p>
     <h3>Professional Service</h3>
     <ul style="list-style-type:square">
-        <li> <b>Associate Editor:</b> <a class="extlink" href="https://www.springer.com/journal/42521" target="_blank"><i><b>Digital
+        <li> <b>Associate Editor:</b> <a class="jourlink" href="https://www.springer.com/journal/42521" target="_blank"><i><b>Digital
                     Finance</b></i></a>, 2020 - Present</li><br>
         <li> <b>Reviewer:</b>
             <ul style="list-style-type:circle">
@@ -478,14 +477,14 @@
             <ul style="list-style-type:circle">
                 <li> Session Chair, <b>ME14 Quantitative Finance and FinTech</b>, 2024 INFORMS Annual Meeting, 2024.
                 </li>
-                <li> Local Organizing Committee Member, <a class="extlink" href="https://events.polyu.edu.hk/icfe/home"
+                <li> Local Organizing Committee Member, <a class="jourlink" href="https://events.polyu.edu.hk/icfe/home"
                         target='_blank'><b>First INFORMS Conference on Financial Engineering and FinTech</b></a>, 2024. </li>
                 <li> Session Chair, <b>TA73 Financial Frictions and Machine Learning</b>, 2023 INFORMS Annual Meeting,
                     2023. </li>
-                <li> Local Organizing Committee Member, <a class="extlink"
+                <li> Local Organizing Committee Member, <a class="jourlink"
                         href="https://www.polyu.edu.hk/ama/news-and-events/events/2023/8/recent-advances-on-quantitative-finance/"
                         target="_blank"><b>Recent Advances on Quantitative Finance</b></a>, 2023. </li>
-                <li> Mini-Symposium Organizer, <a class="extlink"
+                <li> Mini-Symposium Organizer, <a class="jourlink"
                         href="https://meetings.siam.org/sess/dsp_programsess.cfm?SESSIONCODE=70910"
                         target="_blank"><b>MS5 Investment and Asset Pricing under Market Frictions</b></a>, SIAM
                     Conference on Financial Mathematics and Engineering (FM21), 2021. </li>
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