Islam Choudhury

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Drinking shallow groundwater with naturally elevated concentrations of arsenic is causing widespread disease in many parts of South and Southeast Asia. In the Bengal Basin, growing reliance on deep (>150 m) groundwater has lowered exposure. In the most affected districts of Bangladesh, shallow groundwater concentrations average 100 to 370 μg L(-1), while(More)
AbstrAct A generic object-oriented enterprise modeling process (GOOEMP) is a set of partially ordered steps intended to reach the objective of building a fully integrated, dynamic, object-oriented model of the enterprise. An abstraction mechanism is proposed to enable this process. The process is generic because it applies to most types of enterprises.(More)
In this paper object-oriented information system (OOIS) is defined as an information system which employs object-oriented technologies in system design and implementation. This paper attempts to clarify the concept of OOIS and its implication, and to summarise research and practices in the OOIS area. At the top level, perspectives on foundations of(More)
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