diff --git a/Biblio/50/49794.xml b/Biblio/50/49794.xml
index 08edfd0d3bf7..0d8530100aa3 100644
--- a/Biblio/50/49794.xml
+++ b/Biblio/50/49794.xml
@@ -1,36 +1,33 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <bibl xmlns="http://www.tei-c.org/ns/1.0" xml:id="b49794" type="article" subtype="book">
-   <title level="a" type="main">PSI 1182. Frammenti di Gaio; - Il nuovo Gaio. Discussioni e revizioni.</title>
-   <author n="1">
-      <surname>Arangio-Ruiz</surname>
-      <forename>Vincenzo</forename>
-   </author>
-   <biblScope type="pp" from="55" to="109">55-109</biblScope>
-   <note resp="#BP">Reproduit de: P.S.I. XI; - BIDR "Vittorio Scialoja" 1935. - Pack2 2953.</note>
-   <relatedItem type="appearsIn">
-      <bibl>
-         <ptr target="http://papyri.info/biblio/8174"/>
-         <!--ignore - start, i.e. SoSOL users may not edit this-->
-         <title level="m" type="main">Vincenzo Arangio-Ruiz, Studi epigrafici e papirologici</title>
-         <editor/>
-         <date>1974</date>
-         <!--ignore - stop-->
-      </bibl>
-   </relatedItem>
-   <relatedItem type="mentions" n="1">
-      <bibl>
-         <title level="s" type="short">P.S.I.</title>
-         <biblScope type="vol">XI</biblScope>
-         <biblScope type="num">1182</biblScope>
-         <idno type="ddb">psi;11;1182</idno>
-      </bibl>
-   </relatedItem>
-   <idno type="pi">49794</idno>
-   <idno type="bp">1974-0030</idno>
-   <seg type="original" subtype="index" resp="#BP">141.5 365 Gaius</seg>
-   <seg type="original" subtype="indexBis" resp="#BP">141.5 P.S.I. XI, 1182</seg>
-   <seg type="original" subtype="titre" resp="#BP">Arangio-Ruiz Vincenzo, PSI 1182. Frammenti di Gaio; - Il nuovo Gaio. Discussioni e revizioni.</seg>
-   <seg type="original" subtype="publication" resp="#BP">Vincenzo Arangio-Ruiz, Studi epigrafici e papirologici (Napoli, 1974) pp. 55-109.</seg>
-   <seg type="original" subtype="resume" resp="#BP">Reproduit de: P.S.I. XI; - BIDR "Vittorio Scialoja" 1935. - Pack2 2953.</seg>
-   <seg type="original" subtype="nom" resp="#BP">Arangio-Ruiz</seg>
+  <title level="a" type="main">PSI 1182. Frammenti di Gaio; - Il nuovo Gaio. Discussioni e revisioni.</title>
+  <author n="1">
+    <forename>Vincenzo</forename>
+    <surname>Arangio-Ruiz</surname>
+  </author>
+  <biblScope type="pp" from="55" to="109">55-109</biblScope>
+  <note n="1" resp="#BP">Reproduit de: P.S.I. XI; - BIDR &quot;Vittorio Scialoja&quot; 1935. - Pack2 2953.</note>
+  <relatedItem type="appearsIn" n="1">
+    <bibl>
+      <ptr target="http://papyri.info/biblio/8174"/>
+      <!-- ignore - start, i.e. SoSOL users may not edit this -->
+      <!-- ignore - stop -->
+    </bibl>
+  </relatedItem>
+  <relatedItem type="mentions" n="1">
+    <bibl>
+      <title level="s" type="short">P.S.I.</title>
+      <biblScope type="vol">XI</biblScope>
+      <biblScope type="num">1182</biblScope>
+      <idno type="ddb">psi;11;1182</idno>
+    </bibl>
+  </relatedItem>
+  <idno type="pi">49794</idno>
+  <idno type="bp">1974-0030</idno>
+  <seg type="original" subtype="index" resp="#BP">141.5 365 Gaius</seg>
+  <seg type="original" subtype="indexBis" resp="#BP">141.5 P.S.I. XI, 1182</seg>
+  <seg type="original" subtype="titre" resp="#BP">Arangio-Ruiz Vincenzo, PSI 1182. Frammenti di Gaio; - Il nuovo Gaio. Discussioni e revizioni.</seg>
+  <seg type="original" subtype="publication" resp="#BP">Vincenzo Arangio-Ruiz, Studi epigrafici e papirologici (Napoli, 1974) pp. 55-109.</seg>
+  <seg type="original" subtype="resume" resp="#BP">Reproduit de: P.S.I. XI; - BIDR "Vittorio Scialoja" 1935. - Pack2 2953.</seg>
+  <seg type="original" subtype="nom" resp="#BP">Arangio-Ruiz</seg>
 </bibl>
\ No newline at end of file