Models for Generating GDP Date
liu xin-hong~1; zhao ming-qing~2(1.dept. of math.and physics; beijing institute of petro-chemical technology; beijing 102617; china; 2. college of info science and eng.; sust; taian; shandong 271019; china)
..............page:105-107
The Design of Real Estate Information System
huang bing-hu~1; cui xian-guo~2; l guo-nian~1; ru xu-wei~2ercity; nanjing; jiangsu 210097; china; 2. college of geo-info science and eng.; sust; taian; shandong 271019; china)
..............page:16-18
Reflexivity of Linear Operators on a Linear Space
chen quan-yuan~1; tao chang-li~2; zhou yong-zheng~1(1. dept. of computer; jingdezhen ceramic institute; jingdezhen; jiangxi 333001; china; 2. college of info science & eng.; sust; taian; shandong 271019; china)
..............page:80-81,98
..............page:112-114
..............page:102-104
..............page:55-57,60
Properties of Union Operation for Petri Nets
jia guang-yu~1; wu zhe-hui~2; zhang guang-sheng~3(1.shandong institute of architecture and eng.; jinan; shandong 250014; china; 2.college of information science and technology; sust; taian; shandong 271019; china; 3. jinan public security bureau; jinan; shandong 250000; china)
..............page:47-50
..............page:108-111
..............page:115-117
..............page:99-101