One of the most important reasons for those who belief in distortion in Qur'an is a set of narrations regarding this matter. Some of them have been related in Kafi. By categorizing them and doing accurate researches about their chains of transmission (sanad) and denotations, we can find out that none of them has presented the expressed distortion nor has Kulaynī sought to prove this theory.
Haddadiyan, A. A. R. (2011). A deliberation on the Narration Concerning Pretended Distortion (Ahadith) in Ka'fi. Jostar, 9(29-30), 71-91. doi: 10.22081/jet.2010.21615
MLA
Abd al- Reza Haddadiyan. "A deliberation on the Narration Concerning Pretended Distortion (Ahadith) in Ka'fi", Jostar, 9, 29-30, 2011, 71-91. doi: 10.22081/jet.2010.21615
HARVARD
Haddadiyan, A. A. R. (2011). 'A deliberation on the Narration Concerning Pretended Distortion (Ahadith) in Ka'fi', Jostar, 9(29-30), pp. 71-91. doi: 10.22081/jet.2010.21615
VANCOUVER
Haddadiyan, A. A. R. A deliberation on the Narration Concerning Pretended Distortion (Ahadith) in Ka'fi. Jostar, 2011; 9(29-30): 71-91. doi: 10.22081/jet.2010.21615