Analisis semi kuantitatif risiko munculnya gelembung gas pada fase reaktifasi sumur dengan teknik pengeboran relief well = Semi-quantitative risk analysis of well blowout during reactivation phase with relief well drilling technique

Qualitative analysis / Ray U. Brumbay

Introduction to semimicro qualitative analysis

Qualitative analysis and ionic equilibrium

Principles of management : an analysis of managerial functions