The Effectiveness of The Simakan Application Model (Android-Based Counselor Management System) In Improving Guidance and Counseling Management Planning in Mgbk Vocational Schools in The City of Semarang - Awalya, Awalya; Khiyarusholeh, Ujang; Muslikah, Muslikah; Rokhmatika, Nailu; Adytia Oktava, Muhammad; Khafidhotul Labibah, Azmia; Indah Fajrianti, Dian Safitri (Jurnal Bimbingan Konseling, 2023)