Please upgrade to version 12 (Search ThinkGeo.Core on NuGet) if possible. Version 12 works with both .NET Framework and .NET Core, has much less dependencies and many other benifits over 10.0. Delimited Layer is included in the main package ThinkGeo.Core in Version 12....
DSharp CSV Helper
With this package you can write attributes above your class like:
and above fields:
Afterwards you can write it:
var writer = new...