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Sievering, H.;Braus, J.;Caine, J.  Lefohn, A.S.. 1989. “Dry deposition of nitrate and sulfate to coniferous canopies in the Rocky Mountains” : 171-175.
Sinclair, R.A. (ed.) 1983. “Long-Term Ecological Research Data Management Workshop held at Urbana-Champaign, Illinois. November 22-23, 1982” 72: 24.
Toetz, D.;McFarland, M. 1987. “Lake loading ratios (N:P) and lacustrine nitrogen fixation” 23: 239-241.
White, S.E.  Halfpenny, J.C. 1982. “Physical and geological nature of the Indian Peaks, Colorado Front Range” 37: 1-12.
Windell, J.T.;Foster, S.Q.  Halfpenny, J.C. 1982. “The status of unexploited fish populations in the Green Lakes Valley, an alpine watershed, Colorado Front Range” 37: 133-137.
Yamaguchi, D.K. 1990. “On "climate variability and tree response within the forest alpine tundra ecotone" by Hansen-Bristow, Ives, and Wilson” 80: 285-290.
May, D.E.;Webber, P.J.  Halfpenny, J.C. 1982. “Spatial and temporal variation of the vegetation and its productivity on Niwot Ridge, Colorado” 37: 35-62.
May, D.E.;Webber, P.J.;May, T.A.  Halfpenny, J.C. 1982. “Success of transplanted alpine plants on Niwot Ridge, Colorado” 37: 73-81.
Nichols, H.  Halfpenny, J.C. 1982. “Review of late Quaternary history of vegetation and climate in the mountains of Colorado” 37: 27-33.
Jolls, C.L.  Halfpenny, J.C. 1982. “Plant population biology above timberline: Biotic selective pressures and plant reproductive success” 37: 83-95.
Greenland, D.E.  Halfpenny, J.C. 1982. “Air quality and surface energy budget” 37: 23-25.
Halfpenny, J.C. (ed.) 1982. “Ecological Studies in the Colorado Alpine: A Festschrift to John W. Marr” 37: 147.
Halfpenny, J.C.  Halfpenny, J.C. 1982. “Introduction: The University of Colorado Long-Term Ecological Program” 37: ix-xiii.
Halfpenny, J.C.;Ingraham, K.P. 1983. “Growth and development of heather voles” 47: 437-445.
Halfpenny, J.C.;Ingraham, K.P.;Mattysse, J.;Lehr, P.C. 1986. “Bibliography of alpine and subalpine areas of the Front Range, Colorado” 43: 114.
Halfpenny, J.C.;Southwick, C.H.  Halfpenny, J.C. 1982. “Small mammal herbivores of the Colorado alpine tundra” 37: 111-123.
Emerick, J.C.;Webber, P.J.  Halfpenny, J.C. 1982. “The effects of augmented winter snow cover on the canopy structure of alpine vegetation” 37: 63-72.
Grant, M.C.;Mitton, J.B.;Linhart, Y.B.  Halfpenny, J.C. 1982. “Ecological and evolutionary studies of forest trees in Colorado” 96-100: .
Greenland, D. (ed.) 1987. “The climates of the Long-Term Ecological Research sites” 44: 81.
Greenland, D. 1986. “Standardized meteorological measurements for Long-Term Ecological Research sites” 67: 275-277.