Abstract: The statistical analysis and citation reserach of 1433 papers of 20 china a scientific periodicals in 1992 have given some important resuts in the field of petroleum science and technology in this paper: institues in order of the number of the papers published, Chinese and non-Chinese core periodicals, the writers in order of citation frequency, and obselescence rate of Chinese and non-Chinese papers.

Key words: petroleum scientific papers, statis tical analysis, citation research, scientific periodicals