Continued with c2, bit i didnt like the structure, so it needs to be reformatted

docs/bibliography/bibliography.bib

@@ -727,6 +727,11 @@ AMD64 Architecture Processor Supplement},
 	title={Cyclic redundancy check},
 	organization={Wikipedia},
 	url={https://en.wikipedia.org/wiki/Cyclic_redundancy_check}
+},
+
+@online{file_descriptors,
+	title={File Descriptor},
+	url={http://www.cse.cuhk.edu.hk/~ericlo/teaching/os/lab/11-FS/fd.html}
 }