Serialization/DeSerialization List

https://stackoverflow.com/questions/608110/is-it-possible-to-deserialize-xml-into-listt

https://docs.microsoft.com/ru-ru/dotnet/standard/serialization/controlling-xml-serialization-using-attributes

private void Serialize<T>(XDocument doc, List<T> paramList)
        {
            var serializer = new System.Xml.Serialization.XmlSerializer(paramList.GetType());
            var writer = doc.CreateWriter();
            serializer.Serialize(writer, paramList);
            writer.Close();
        }

        private List<T> Deserialize<T>(XDocument doc)
        {
            var serializer = new System.Xml.Serialization.XmlSerializer(typeof(List<T>));
            var reader = doc.CreateReader();
            var result = (List<T>)serializer.Deserialize(reader);
            reader.Close();
            return result;
        }

https://docs.microsoft.com/ru-ru/dotnet/standard/serialization/examples-of-xml-serialization