Cost Estimation for Large Queries via Fractional Analysis and Probabilistic Approach in Dynamic Multidatabase Environments. - Qiang Zhu 001; Satyanarayana Motheramgari; Yu Sun 011 (DEXA, 2000)

Developing Cost Models with Qualitative Variables for Dynamic Multidatabase Environments. - Qiang Zhu 001; Yu Sun 011; Satyanarayana Motheramgari (ICDE, 2000)

Cost Estimation for Queries Experiencing Multiple Contention States in Dynamic Multidatabase Environments. - Qiang Zhu 001; Satyanarayana Motheramgari; Yu Sun 011 (Knowl. Inf. Syst., 2003)