J. Dahal, D. Adhikari, and U. Kumar Pun, “Differential Response of Carnation Varieties (Dianthus caryophyllus L.) to Different Levels of Boron under Polytunnels”, Int. J. Environ., vol. 9, no. 2, pp. 133–145, Oct. 2020, doi: 10.3126/ije.v9i2.32603.