Bygdell J., Srivastava V., Obudulu O., Srivastava M.K., Nilsson R., Sundberg B., Trygg J., Mellerowicz E.J., Wingsle G. Protein expression in tension wood formation monitored at high tissue resolution in Populus. 2017. Journal of Experimental Botany. 68. 13. 3405-3417. 10.1093/jxb/erx186.