purpose: document delivery scheme for the libraries of the ministry of science, research and technology was launched in 1999 due to currency budget crisis. the main purpose of this paper is to investigate how the above document delivery service was launched, preformed and finally stopped. method: the current study applied questionnaire and interview surveys for studying different aspects of the...

Service-oriented architecture facilitates the running time of interactions by using business integration on the networks. Currently, web services are considered as the best option to provide Internet services. Due to an increasing number of Web users and the complexity of users’ queries, simple and atomic services are not able to meet the needs of users; and to provide complex services, it requ...

in today’s competitive world, customers are at the main focus of organizations and the customer loyalty is the main reason of acquiring competitive advantage of organizations. the aim of present research is to investigate the relationship between customer loyalty and one of its key variables, service quality. trust and satisfaction have been investigated here as intermediate variables. this res...

Service level agreement (SLA) is a powerful tool to formalize the negotiation and agreement between the service provider and service seeker with the scope of service quality characteristics, compensations and tariffs. The service quality description is the main part of a SLA which can be characterized by the use of suitable and feasible quality of service (QoS) parameters. Determining suitable ...

This article presents a perishable (s; S) inventory system under continuous review at a service facility in which a waiting hall for customers is of nite size M. The arrival instants of customers to the service station constitutes a Poisson process. The life time of each items is assumed to be exponential. All arriving customers demand the rst "essential" service, whereas only some of them dema...