Singh , N and Kaul , V K and Megeji, N W and Singh, Virendra and Ahuja, Paramvir Singh (2008) Essential oil composition of three accessions of Dracocephalum heterophyllum Benth. cultivated at Palampur, India. Natural Product Research, 22 (11). pp. 927-936.

Singh , Virendra and Megeji, N W and Kaul , V K and Sharma, Abilekha and Mehashwari, M L (2004) Peppermint (Menths piperita)- A local strain from kangra valley of Himachal Pradesh. Indian Perfumer, 48 (3). pp. 277-281.

Singh , V and Kumar , A L and Megeji, N W (2005) Effects of nodes and foliage load of stem cutting on rooting survival and yield in scented geranium. Indian Perffumer, 49 (1). pp. 83-887.

Megeji, N W and Kumar , J K and Singh, Virendra and Kaul , V K and Ahuja, Paramvir Singh (2005) Introducing Stevia rebaudiana, a natural zero-calorie sweetener. Current Science, 88 (5). pp. 801-804. ISSN 0011-3891