1. Ahuja SS (2000) Tea-production constraints stay. In: The Hindu-survey of Indian Agriculture, pp 105–108
2. Bhide S (2015) Tracking composition of agricultural output: trends in diversification. J Soc Econ Dev 17(1):14–26
3. Chand M, Puri VK (2009) Regional planning in India, 17th edn. Allied Publishers Pvt. Ltd., India
4. Chattopadhayay KS, Roy D (2011) Impact study of the national horticulture mission scheme in West Bengal. Study no. 166: Agro-Economic Research Centre Visva-BHARATI Santiniketan, p 71
5. Coyle G (1999) Qualitative modelling in system dynamics. In: A keynote address to the conference of the system dynamics society