Hi all i need these two papers if avaliable::
A Review of Drill-Stem Testing Techniques and Analysis
Authors

W. Marshall Black, Humble Oil & Refining Co.
Journal Journal of Petroleum Technology
Volume Volume 8, Number 6
Date June 1956
Pages 21-30
Copyright

1956. Society of Petroleum Engineers
And this also
.
"Special Applications of Drill-Stem Test pressure data"
AIME 1957 210,318-324