URISA Journal Volume 6, Number 1

URISA Journal
Table of Contents
Volume 6, Number 1
Spring 1994 

In this issue: 

• Modeling Housing and Demographic Diversity at Census Tract Versus Block Group Levels of Aggregation
  Lijian Chen
• Using Object-Oriented Database Management for Feature-Based Geographic Information Systems
  Nancy Wiegand and Teresa M. Adams
• The National Spatial Data Infrastructure: Designing Navigational Strategies
  Steven Frank