Sumartik, Sumartik, Universitas Muhammadiyah Sidoarjo, Indonesia

• Vol 12, No 1 (2024): Kolokium : Publishing April 2024 - Articles
  Effectiveness Transformational Leadership, Compensation, Innovative Work Behavior on Employee Performance
  Abstract  PDF
• Vol 12, No 2 (2024): Kolokium : Publishing October 2024 - Articles
  The Influence of Digital Marketing, Product Quality, and Service on Consumer Purchase Interst at Café Scooterafee Bangil
  Abstract  PDF