M. Dickinson

Canopy gap closure in the thickets of the clonal shrub, Cornus racemosa
Dickinson, M., F. E. Putz, and Charles D. Canham. 1993. “Canopy Gap Closure in the Thickets of the Clonal Shrub, Cornus Racemosa”. Bull. Torrey Bot. Club 120: 439-44. http://www.caryinstitute.org/reprints/Dickinson_et_al_1993_Bull_Torrey_Bot_Club_120_439-444.pdf.
Canopy gap closure in gray dogwood thickets
Dickinson, M., F. E. Putz, and Charles D. Canham. 1993. “Canopy Gap Closure in Gray Dogwood Thickets”. C. D. Canham Et Al. (eds.). Vegetation Dynamics Along Utility Rights-of-Way: Factors Affecting the Ability of Shrub and Herbaceous Communities to Resist Invasion by Trees. Final Technical Report to Central Hudson Gas and Electric Corporation and the Empire State Electric Energy Research Corporation.