W. H. Den Hertog and K. F. Wiersum, “Timur (Zanthoxylum armatum) Production in Nepal: Dynamics in Non-Timber Forest Resource,” Management Mountain research & Development, Vol. 20, No. 2, 2000, pp. 136-145. doi:10.1659/0276-4741(2000)020[0136:TZAPIN]2.0.CO;2
 N. Verma and R. L. Khosa, “Hepatoprotective Activity of Leaves of Zanthoxylum armatum DC in CC14 Induced Hepatotoxicity in Rats,” Indian Journal of Biochemistry & Biophysics, Vol. 47, No. 2, April 2010, pp. 124-127.
 M. Tiwary, S. N. Naik, D. K. Tewary, P. K. Mittal, S. Yadav, “Chemical Composition of the Essential Oil of Zanthoxylum armatum DC (Rutaceae) against Three Mosquito Vector,” The Journal of Vector Borne Diseases, Vol. 44, No. 3, 2007, pp. 198-204.
 S. Bhattacharya and K. Zaman, “Essential Oil Composition of Fruits and Leaves of Zanthoxylum nitidum Grown in Upper Assam Region of India,” Pharmacognosy Research, Vol. 1, No. 3, 2009, pp. 148-151.
 J. Neetu, S. K. Srivastava, K. K. Aggarwal, S. Ramesh and K. Sushil, “Essential Oil Composition of Zanthoxylum Armatum Seeds from Northern India,” Flovour and Fragrance Journal, Vol. 16, No. 6, 2001.
 C. P. Kala, A. N. Farooquee and U. Dhar, “Traditional Uses and Conversation of Timur (Zanthoxylum Armatum DC) through Social Institutions in Uttaranchal Himalaya,” India Conservation Society, Vol. 3, No. 1, 2005, pp. 224-230.
 A. Sattar, S. Mahmud and S. A. Khan, “Composition of the Monoterpenes of the Peel Oils of Oranges Kinoows and Lemons,” Pakistan Journal of Scientific and Industrial Research, Vol. 29, No. 3, 1986, pp. 196-198.
 W. S. Peter, M. Helga and T. M. Phan, “Constituents of the Essential Oil from the Fruits of Zanthoxylum Rhetsoides Drake from Vietnam and from the Ariel Parts of 2 Alatum Roxb from India,” Flovour and Fragrance Journal, Vol. 14, No. 4, 1999.
 M. G. Chisolam, M. A. Wilson and G. M. Gaskey, “Characterisation of Aroma Volatile in Key Lime Essential Oils(Citrus aurantifolia Swimgle),” Flavor and Fragrance Journal ,Vol. 18, No. 2, 2003, pp. 106-115.
 K. Uchida, A. Kobayashi and T. Yamanishi. “The Composition of Oxygenated Compounds in the Pee Oil of Fukhuara Oranges,” Journal, Agricultural Chemical Society of Japan, Vol. 58, 1984, pp. 691-694.
 R. J. Braddock and J. W. Kesterson, “Quantitative Analysis of Aldehydes, Esters, Alcohols and Acids from Citrus Oils,” Journal of Food Science, Vol. 41, No. 5, 1976, pp. 1007-1010. doi:10.1111/j.1365-2621.1976.tb14377.x
 F. M. C. Gamara, L. S. Sakanaka, E. B. Tanbourgi and F. A. Cabral, “Influence on the Quality of Essential Lemon (citrus aurantifolia) Oil by Distillation Process,” Brazilian Journal of Chemical Engineering, Vol. 23, No. 1, 2006, pp. 147-151. doi:10.1590/S0104-66322006000100016
 C. Siharat, L. Nirush, S. Umarat, T. Amornnat, N. Anongnad, S. Nadathaganya and Kanjan, “Acute and Subcronic Toxicity Study of Water Extracted from Rots of Citrus Aurantifoila Swingle in Rats,” Journal of Science and Technology, Vol. 29, No. 3-4, 2007, pp. 125-139.
 C. A. Slater, W. T. Watkins, “Citrus Essential Oil: Chemical Transformations of Lemon Oil,” Journal of Agricultural and Food Chemistry, Vol. 15, No. 10, 1964, pp. 657-664. doi:10.1002/jsfa.2740151001