B. Malabadi, Ravindra, Gangadhar S. Mulgund, Neelambika T. Meti, K. Nataraja, and S. Vijaya Kumar. 2012. “Influence of Bud Break and Apical Meristematic Tissue Competence During Cloning Mature Trees of Conifers”. Research in Plant Biology 2 (2). https://www.updatepublishing.com/journal/index.php/ripb/article/view/2558.