Fall, P.L. 1992. Pollen accumulation in a montane region of Colorado, USA: A comparison of moss polsters, atmospheric traps, and natural basins. Review of Palaeobotany and Palynology. 72(3-4): 169-197.
Fall, P.L. 1992. Pollen accumulation in a montane region of Colorado, USA: A comparison of moss polsters, atmospheric traps, and natural basins. Review of Palaeobotany and Palynology. 72(3-4): 169-197.