Understanding Radar Systems - Simon Kingsley, Shaun Quegan - Google Books

https://books.google.de/books?id=dHYkaF4rAdAC&pg=PA245&dq=radar+angular+resolution&hl=de&sa=X&ved=0ahUKEwjipJCMv4zWAhVI1xQKHTWKA

Understanding Radar Systems is a book to convey facts and figures and also explain why things are the way they are. It is written for students and young engineers in industry, already competent in electronic engineering or physics, who need to understand…