  Search engines are a combination of hardware and computer software supplied
by a particular company through the website which has been determined. Search
engines collect information from the web through bots or web crawlers that
crawls the web periodically. The process of retrieval of information from
existing websites is called "web scraping." Web scraping is a technique of
extracting information from websites. Web scraping is closely related to Web
indexing, as for how to develop a web scraping technique that is by first
studying the program makers HTML document from the website will be taken to the
information in the HTML tag flanking the aim is for information collected after
the program makers learn navigation techniques on the website information will
be taken to a web application mimicked the scraping that we will create. It
should also be noted that the implementation of this writing only scraping
involves a free search engine such as: portal garuda, Indonesian scientific
journal databases (ISJD), google scholar.
