1. Editorial

   Legacy Pages: 941 - 942

2. Upscaling of Hooke's Law for Imperfectly Layered Rocks

   • Gerard Rijpsma
   • Wouter Zijl

   OriginalPaper Pages: 943 - 969

3. Quantification of Natural Fracture Surfaces Using Fractal Geometry

   • Kayhan Develi
   • Tayfun Babadagli

   OriginalPaper Pages: 971 - 998

4. Is Lognormal Kriging Suitable for Local Estimation?

   • Chris Roth

   OriginalPaper Pages: 999 - 1009

5. A Comparison of the Sequential Gaussian and Markov-Bayes Simulation Methods for Small Samples

   • Anja Kannengieser Fredericks
   • Ken B. Newman

   OriginalPaper Pages: 1011 - 1032

6. Comment on “Grade Estimation Using Fuzzy Set Algorithms”

   • Zekai Şen
   • İbrahim Sönmez
   • Hasan Tatli

   Letter to the Editor Pages: 1033 - 1038

7. Reply to Comment by Z. Şen, İ. Sönmez, and H. Tatli

   • Tuan D. Pham

   Letter to the Editor Pages: 1039 - 1042