The purchase of periodicals

World Medical Periodicals

building which the Admiralty acknowledged: "Though science is much respected by their Lordships and your paper is much esteemed, it is too learned." Young was also appointed as Superintendent of the Nautical Almanac and Secretary of the Board of Longitude. In this he was unable to satisfy the demands both of the navigators and of the astronomers, incurring the displeasure of both. A bibliograph...

350 Years of Scientific Periodicals.

Properties of Scientific Periodicals under Bibliometric Assessment

The methods of bibliometric research of scientific periodicals are studied much better than the properties of periodicals though the latter are the subject of the assessment. Since the properties in most cases are not being evaluated directly, the problem is to identify the intermediate that is DIRECTLY evaluated by a concrete method and to determine, which specific property of a scientific per...

the effect of taftan pozzolan on the compressive strength of concrete in the environmental conditions of oman sea (chabahar port)

cement is an essential ingredient in the concrete buildings. for production of cement considerable amount of fossil fuel and electrical energy is consumed. on the other hand for generating one tone of portland cement, nearly one ton of carbon dioxide is released. it shows that 7 percent of the total released carbon dioxide in the world relates to the cement industry. considering ecological issu...

Periodicals in andrology: an overview

a study showed that USA, China, and Japan lead the world in andrology researches for the number of papers published.1 During the past year, significant changes have been made regarding the andrology periodicals. These changes are not limited to the number of journals which is obviously increasing but to the accessibility and contents of these periodicals. These changes include online access to ...