Ultimate log4net Tutorial for .NET Logging – 14 Best Practices, Resources and Tips
Log4net for .NET Logging: The Only Tutorial and 14 Tips You Need to Know
log4net
log4net contextual properties and ASP.NET
I just found this article that helped me to find the answer about the weird results with my log files produced by ASP.NET application: log4net contextual properties and ASP.NET Big thank you to the author!