User:Doodlepuppy123/Cyclopentadienyl anion/Bibliography

https://byjus.com/chemistry/cyclopentadienyl-anion/

https://chem.libretexts.org/Bookshelves/Organic_Chemistry/Organic_Chemistry_(Morsch_et_al.)/15%3A_Benzene_and_Aromaticity/15.04%3A_Aromatic_Ions

https://www.sciencedirect.com/topics/chemistry/cyclopentadienyl