FOR MES, AHIS, IBIS, CMSHS, AND HHIS: SECOND WAVE OF KOHA INTEGRATED LIBRARY SYSTEM (ILS) INSTALLATION ACTIVITY Posted on November 23, 2018 by DepEd Mandaluyong Leave a comment 18-11-108. SECOND WAVE OF KOHA INTEGRATED LIBRARY SYSTEM (ILS) INSTALLATION ACTIVITY Memorandum Unnumbered