The SLC doesn't seem to have its own page in English Wikipedia, but is covered in the article https://en.wikipedia.org/wiki/Human_torpedo https://en.wikipedia.

The SLC doesn't seem to have its own page in English Wikipedia, but is covered in the article https://en.wikipedia.org/wiki/Human_torpedo https://en.wikipedia.org/wiki/Human_torpedo which also includes some other countries' versions (it seems like the Italian SLC might have been the most-used of these).