Man pages matching name lemonldap::ng::portal::lib::cas in section 3pm:

Lemonldap::NG::Portal::Lib::CAS.3pm.en	debian 10 / liblemonldap-ng-portal-perl
Lemonldap::NG::Portal::Lib::CAS.3pm.en	debian 11 / liblemonldap-ng-portal-perl
Lemonldap::NG::Portal::Lib::CAS.3pm.en	debian 12 / liblemonldap-ng-portal-perl