R. C. Ghosh, R. P. Singh, and K. K. Sharma, “Standardisation of Nursery Technique of Tropical Pines II. Germination Medium for <I>Pinus caribaea</I> var. <I>Hondurensis</I> Barr. et. Golf. and <I>P. Patula</I> Schlede & Deppe”, Indian Forester, vol. 100, no. 8, pp. 491–496, Aug. 1974.