Jaskani, M.J. and Khan, L.A. (1993) Interploid Hybridization and Embryo Rescue in Kinnow Mandarin. Proceedings of the 3rd National Meeting in Plant Tissue Culture, Baragali (Murree), 2-5 August 1993, 150-153.
 Grosser, J.W. and Chandler, J.L. (2004) Production of Twelve New Allotetraploid Somatic Hybrid Citrus Breeding Parents with Emphasis on Late Maturity and Cold-Hardness. Journal of the American Pomological Society, 58, 21-28.
 Reforgiato, R.G., Russo, G. and Recupero, S. (2005) New Promising Citrus Triploid Hybrids Selected from Crosses between Monoembryonic Diploid Female and Tetraploid Male Parents. HortScience, 40, 516-520.
 Oiyama, I. and Okudai, N. (1986) Production of Colchicine-Induced Autotetraploidy Plants through Micrografting in Monoembryonic Citrus Cultivars. Japanese Journal of Breeding, 36, 371-376.
 Eeckhaut, T.G.R., Werbrouck, S.P.Q., Leus, L.W.H., Van Bockstaele, E.J. and Debergh, B.C. (2004) Chemically Induced Polypolidazation in Spathiphyllum wallisii Regel through Somatic Embryogenesis. Plant Cell, Tissue and Organ Culture, 78, 241-246.
 Murashige, T. and Skoog, F. (1962) A Revised Medium for Rapid Growth and Bioassays with Tobacco Tissue Cultures. Physiologia Plantarum, 15, 473-497.
 Bouvier, L., Pillon, F.R. and Lespinasse, Y. (1994) Oryzalin as an Efficient Agent for Chromosome Doubling of Haploid Apple Shoots in Vitro. Plant Breeding, 113, 343-346.
 Zeng, H.Z., Chen, C.W., Hong, L., Liu, J.H. and Deng, X.X. (2006) In Vitro Induction, Regeneration and Analysis of Autotetraploids Derived from Protoplasts and Callus Treated with Colchicine in Citrus. Plant Cell Tissue and Organ culture, 87, 85-93. http://dx.doi.org/10.1007/s11240-006-9142-y
 Wu, H.W. and Mooney, P. (2002) Autotetraploid Tangor Plant Regeneration from in Vitro Citrus Somatic Embryogenic Callus Treated with Colchicine. Plant Cell, Tissue and Organ Culture, 70, 99-104.
 Zhang, J., Zhang, M. and Deng, X. (2007) Obtaining Autotetraploids in Vitro at a High Frequency in Citrus sinensis. Plant Cell, Tissue and Organ Culture, 89, 211-216.
 Wakana, A., Hanada, N., Park, S.M., Fukudome, I. and Kajiwara, K. (2005) Production of Tetraploid Forms of Acid Citrus Cultivars by Top Grafting of Shoots with Sprouting Axillary Buds Treated with Colchicine. Journal of Faculty of Agriculture, Kyushu University, 50, 93-102.
 Yahata, M., Kunitake, H., Yabuya, T., Yamashita, K., Kashihara, Y. and Komatsu, H. (2005) Production of a Doubled Haploid from a Haploid Pummelo Using Colchicine Treatment of Axillary Shoot Buds. Journal of the American Society for Horticultural Science, 130, 899-903.