TY - JOUR AU - Vardigan, Mary PY - 2014/05/26 Y2 - 2024/03/28 TI - The DDI Matures: 1997 to the Present JF - IASSIST Quarterly JA - IQ VL - 37 IS - 1-4 SE - Articles DO - 10.29173/iq501 UR - https://iassistquarterly.com/index.php/iassist/article/view/501 SP - 45 AB - The DDI Matures: 1997 to the Present ER -