Gunawan, Sandy and Ipung, Heru Purnomo and Gaol, Ford Lumban (2012) Acceptance Factor of Conventional Auditing and Computerised Audit Assisted Tool and Technique in Term of Fraud Potential Avoidance. Bachelor thesis, Swiss German University.

Palawita, Sarasati Putri and Kho, I Eng and Gaol, Ford Lumban (2012) Measuring The Efficiency Performance of Customer Relationship Management Based on Cloud Computing in PT. Columbindo Perdana. Bachelor thesis, Swiss German University.