The Source - NPR interview

SwRI Press Release

Stillman, D.E., T.I. Michaels, R.E. Grimm, and K.P. Harrison, 2014, New Observations of Southern Mid-Latitude Martian Recurring Slope Lineae (RSL) Imply Formation by Freshwater Discharge of Melted Cold Traps, Icarus, 233, 328-341.

Stillman, D.E., and R.E. Grimm, 2013, Scientific and Resource Characterization of Lunar Regolith with Dielectric Spectroscopy, NLSI Workshop Without Walls, 21-23 May, virtual meeting, http://lunarscience.nasa.gov/workshop/lunar-volatiles/files/pdf/DavidStillman.pdf.

Stillman, D.E., R.E. Grimm, T.I. Michaels, and K.P. Harrison, 2013, Formation of Recurrent Slope Lineae (RSL) by Freshwater Discharge of Melted Cold Traps, The Present-Day Habitability of Mars, 4-6 February, Los Angeles, CA, 49-Stillman_Habit_2012.pdf