diff --git a/P/Sda1/Jpa/LectureOperations/src/main/java/jpaintro/university/CreateLectures.java b/P/Sda1/Jpa/LectureOperations/src/main/java/jpaintro/university/CreateLectures.java
index 2281980d4a6b91354d5cbb892b86203ba2525095..58ffb2d846979ac8e2d157130091f1da9780be5d 100644
--- a/P/Sda1/Jpa/LectureOperations/src/main/java/jpaintro/university/CreateLectures.java
+++ b/P/Sda1/Jpa/LectureOperations/src/main/java/jpaintro/university/CreateLectures.java
@@ -14,7 +14,7 @@ public class CreateLectures {
    static final Logger log = LogManager.getLogger(CreateLectures.class);
    
 	/**
-	 * This refers to a corresponding element <persistence-unit name = "strategy_drop-and-create" > 
+	 * This refers to a corresponding element {@code <persistence-unit name = "strategy_drop-and-create" >} 
      * in META-INF/persistence.xml re-creating the relational database schema.
 	 */
    static public final String PERSISTENCE_UNIT_DROP_CREATE = "strategy_drop-and-create";
diff --git a/P/Sda1/Jpa/LectureOperations/src/main/java/jpaintro/university/SearchByFirstLetter.java b/P/Sda1/Jpa/LectureOperations/src/main/java/jpaintro/university/SearchByFirstLetter.java
index 4a18938cd85873521e36470e30ce16b21fbe8380..11f6a919a9f1a6523b6e74213e6fbc929e93f78f 100644
--- a/P/Sda1/Jpa/LectureOperations/src/main/java/jpaintro/university/SearchByFirstLetter.java
+++ b/P/Sda1/Jpa/LectureOperations/src/main/java/jpaintro/university/SearchByFirstLetter.java
@@ -20,7 +20,7 @@ public class SearchByFirstLetter {
    static final Logger log = LogManager.getLogger(SearchByFirstLetter.class);
 
 	/**
-	 * This refers to a corresponding element <persistence-unit name = "strategy_none" > 
+	 * This refers to a corresponding element {@code <persistence-unit name = "strategy_none">} 
      * in META-INF/persistence.xml preserving the relational database schema.
 	 */
    static public final String PERSISTENCE_UNIT_NO_CHANGE = "strategy_none";