3 literature references for Pinus culminicola Andresen & Beaman:

Author: Grimshaw, J. & Bayton, R.
Year: 2009
Title: New trees (recent introductions to cultivation)
Source: Kew Publishing, Royal Botanic Gardens, Kew
Author: Farjon, A. & Styles, B.T.
Year: 1997
Title: Pinus (Pinaceae) (Flora Neotropica Monograph 75)
Source: The New York Botanical Garden, New York
Author: Andresen & Beaman
Year: 1961
Source: In: J. Arnold Arbor. 42: 437.