A Dynamic Tree-Locking Protocol. - Albert Croker; David Maier 001 (ICDE, 1986)

The Historical Relational Data Model (HRDM) and Algebra Based on Lifespans. - James Clifford; Albert Croker (ICDE, 1987)

Improvements in Database Concurrency Control with Locking. - Albert Croker (J. Manag. Inf. Syst., 1987)

Objects in Time. - James Clifford; Albert Croker (IEEE Data Eng. Bull., 1988)

Knowledge-Based Decision Support in Business: Issues and a Solution. - Vasant Dhar; Albert Croker (IEEE Expert, 1988)

The Historical Relational Data Model (HRDM) Revisited. - James Clifford; Albert Croker (Temporal Databases, 1993)

On the Completeness of Query Languages for Grouped and Ungrouped Historical Data Models. - James Clifford; Albert Croker; Alexander Tuzhilin (Temporal Databases, 1993)

A Knowledge Representation for Constraint Satisfaction Problems. - Albert Croker; Vasant Dhar (IEEE Trans. Knowl. Data Eng., 1993)

On Completeness of Historical Relational Query Languages. - James Clifford; Albert Croker; Alexander Tuzhilin (ACM Trans. Database Syst., 1994)

On Temporal Grouping - James Clifford; Albert Croker; Fabio Grandi 001; Alexander Tuzhilin (Temporal Databases, 1995)

On Data Representation and Use in a Temporal Relational DBMS. - James Clifford; Albert Croker; Alexander Tuzhilin (Inf. Syst. Res., 1996)