diff --git a/assets/rtb/ToBidOrNotToBid.pdf b/assets/rtb/ToBidOrNotToBid.pdf
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diff --git a/praesi_revealJs/index.html b/praesi_revealJs/index.html
index 934eeed..7f588fe 100755
--- a/praesi_revealJs/index.html
+++ b/praesi_revealJs/index.html
@@ -33,17 +33,14 @@
 						<li>...</li>
 					</ul>
 				</section>
-				<section style="background-image: url('images/ag-link_logo.png'); background-repeat: no-repeat">
+				<section style="background-image: url('images/ag-link_logo.png'); background-repeat: no-repeat; background-position: right;">
 					<h2>Wer sind wir?</h2><br>
-					<h2>AG-Link</h2><p>
-						für kritische Informatik an der Uni Leipzig.
-					</p>
-					`https://ag-link.xyz/`
-
-					Plenum immer Mittwoch Abends 19.00Uhr in XXX
-
-					Schreibt uns unter  ag-link@riseup.net 
-
+          <ul>
+            <li><em>AG Link:</em> AG für kritische Informatik an der Uni Leipzig</li>
+            <li>Plenum immer Mittwochs 19:00 Uhr</li>
+            <li>Web: https://ag-link.xyz</li>
+            <li>Mail: ag-link@riseup.net</li>
+          </ul>
 				</section>
 
 				<!-- Kapitel 1: Werbetracking -->
@@ -256,13 +253,22 @@
 					<img src="./images/blocked-pixel.png"\>
 				</section>
 				<section data-markdown>
-					### Quellen
+					## Quellen 1/2
 					* Netzpolitik 2017: https://netzpolitik.org/2017/wahlkampf-in-der-grauzone-die-parteien-das-microtargeting-und-die-transparenz/
 					* https://www.facebook.com/business/learn/facebook-ads-pixel
 					* https://targetleaks.de/index
 					* https://www.sciencedirect.com/science/article/pii/S0195925517303505
 				</section>
 
+        <section>
+				  <h2>Quellen 2/2</h2>
+          <ul>
+            <li><em>Update report into adtech real time bidding</em>; ICO</li>
+            <li><em>Selling Off Privacy at Auction</em>; Lukasz Olejnik, Minh-Dung Tran, Claude Castelluccia</li>
+            <li><em>To bid or not to bid? - Measuring the value of privacy in RTB</em>; Lukasz Olejnik, Claude Castelluccia</li>
+          </ul>
+				</section>
+
 			</div>
 		</div>