Sigdel, S.; Gemind, J. T.; Tomashefski Jr, J. F. (2011). "The Movat pentachrome stain as a means of identifying microcrystalline cellulose among other particulates found in lung tissue". Archives of Pathology & Laboratory Medicine. 135 (2): 249–254. doi:10.5858/135.2.249. PMID21284446.
Sigdel, S.; Gemind, J. T.; Tomashefski Jr, J. F. (2011). "The Movat pentachrome stain as a means of identifying microcrystalline cellulose among other particulates found in lung tissue". Archives of Pathology & Laboratory Medicine. 135 (2): 249–254. doi:10.5858/135.2.249. PMID21284446.