Singh, S. K. K. U. B. “Intercropping of Menthol Mint (Mentha Arvensis L.) and Spearmint (Mentha Spicata L.) With Sugarcane (Saccharum Officinarum L.)”. Journal of Spices and Aromatic Crops, vol. 13, no. 2, Dec. 2004, pp. 110-6, https://updatepublishing.com/journal/index.php/josac/article/view/4793.