Jagannathan, Lakshmi, and Roshny Unnikrishnan. “Frugal Product Innovation in Urban Affordable Housing-With Special Reference to the Bottom of the Economic Pyramid”. Adarsh Journal of Management Research, vol. 6, no. 2, Sept. 2013, pp. 48-57, doi:10.21095/ajmr/2013/v6/i2/88970.