Happens all the time, depends on the paper. Often projects produce a lot of papers about a niche subject, so you’re working through building that literature body.
I did some work In a field with a total of 6 papers over 30 years. It was niche as all get out. Did my second paper cite the first? You betcha. I literally cited every research paper ever done on the topic, including mine.
Real question, are there any instances of someone’s research being so niche that the only option is to cite themselves?
Happens all the time, depends on the paper. Often projects produce a lot of papers about a niche subject, so you’re working through building that literature body.
I did some work In a field with a total of 6 papers over 30 years. It was niche as all get out. Did my second paper cite the first? You betcha. I literally cited every research paper ever done on the topic, including mine.
Now there’s 7 papers on the topic.