The corresponding bibliographical details are:
Yoshihito Morita, Elementary proofs of the commutativity of rings satisfying $x^{n}=x$. Mem. Defense Acad. 18 (1978), no. 1, 1–24.
Does anybody here know if there is a retro-digitized copy of it somewhere on the internet?
In the case that it is not available online but you happen to own a hard copy of the paper, would you be so kind as to share with me an electronic copy of it?
Please, let me thank you in advance for the attentiveness of your replies.