diff --git a/csharp/Platform.Collections/BitString.cs b/csharp/Platform.Collections/BitString.cs
index 4b0b36ac..1a385d5b 100644
--- a/csharp/Platform.Collections/BitString.cs
+++ b/csharp/Platform.Collections/BitString.cs
@@ -12,6 +12,12 @@
 
 namespace Platform.Collections
 {
+    /// <summary>
+    /// <para>
+    /// Represents a high-performance bit string with support for vectorized and parallel operations.
+    /// </para>
+    /// <para></para>
+    /// </summary>
     /// <remarks>
     /// А что если хранить карту значений, где каждый бит будет означать присутствует ли блок в 64 бит в массиве значений.
     /// 64 бита по 0 бит, будут означать отсутствие 64-х блоков по 64 бита. Т.е. упаковка 512 байт в 8 байт.
diff --git a/csharp/Platform.Collections/Segments/CharSegment.cs b/csharp/Platform.Collections/Segments/CharSegment.cs
index dcc933c4..27c9e29e 100644
--- a/csharp/Platform.Collections/Segments/CharSegment.cs
+++ b/csharp/Platform.Collections/Segments/CharSegment.cs
@@ -110,6 +110,20 @@ bool contentEqualityComparer(IList<char> left, IList<char> right)
         /// </returns>
         public override bool Equals(object obj) => obj is Segment<char> charSegment ? Equals(charSegment) : false;
 
+        /// <summary>
+        /// <para>
+        /// Performs an implicit conversion from <see cref="CharSegment"/> to <see cref="string"/>.
+        /// </para>
+        /// <para></para>
+        /// </summary>
+        /// <param name="segment">
+        /// <para>The segment.</para>
+        /// <para></para>
+        /// </param>
+        /// <returns>
+        /// <para>The result of the conversion.</para>
+        /// <para></para>
+        /// </returns>
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
         public static implicit operator string(CharSegment segment)
         {