Linked below are the three documents that describle this study in detail.

Learning Science Online: A Descriptive Study of Online Science Courses for Teachers. Executive Summary

Learning Science Online: A Descriptive Study of Online Science Courses for Teachers. Report

Learning Science Online: A Descriptive Study of Online Science Courses for Teachers. Conference Report

LEARNING SCIENCE ONLINE: A DESCRIPTIVE STUDY OF ONLINE SCIENCE COURSES FOR TEACHERS.e By: Asbell-Clarke, Jodi; Rowe, Elizabeth. Journal of Asynchronous Learning Networks, Sep2007, Vol. 11 Issue 3, p95-121

Learning Science Online: What Matters for Science Teachers? By:Elizabeth Rowe ;Jodi Asbell-Clarke, Journal of Interactive Online Learning Volume 7, Number 2,