A Virtual Organization (VO) consists of some real organizations with common interests, which aims to provide inter organizational associations to reach some common goals by sharing their resources with each other. Providing security mechanisms, and especially a suitable access control mechanism, which enforces the defined security policy is a necessary requirement in VOs. Since VO is a complex ...

ordered probit model was employed to investigate the factors affecting access to credit, allocated by iran agricultural bank to the needy in kohgilouieh and boirahmad province. based on the received credits, farmers were divided into five groups and the model estimated for these groups. the required data were collected by filling up of a number of 198 questionnaires by farmers in kohgilouieh an...

background & aim :facilitating people’s access to necessary health services is one of the most important strategies to reach social justice within countries’ health system. therefore in-time access to health cares and ensuring desirable results are essential. this study was conducted to evaluate the perception of martyrs’ parents of accessing the services of health monitoring plan. materials an...

ports are the most important economic, political and military bottlenecks. this puts shoreline structures (port) in the class of important structures and they have a crucial role in the countries’ life. pile and deck wharf and their access bridges and offshore deck (jetties), are one of the parts which are supplier of coupling between the land and the waterfront. correct and exact estimation of...

in this work the performance of a wavelength division multiple access (wdma) system with direct detection receiver is investigated. for this purpose, the probability of error in a wdma network with ook modulation considering crosstalk, isi, photo detector noise and thermal noise is calculated and the effect of each on system performance is investigated. the system performance in presence of pin...

political trust addresses the relation between people and state. researches say political trust has had a declining trend in iran since the victory of the revolution. religion is among the factors which affect political trust, and has been emphasized in the theories of the classical and contemporary sociologists and social capital theorists. this fact is more considerable in iran where a religi...