@Article{ AUTHOR="H.S. Udaykumar and A. Kindig and S. Rao and M. Del Viscio and V. Kukillaya and N.L. Panwar and D. Sharma", TITLE={How a Simple, Inexpensive Device Makes a Three-Stone Hearth as Efficient as an Improved Cookstove}, JOURNAL={The Solutions Journal}, VOLUME={6}, NUMBER={4}, YEAR={2015}, PAGES={53--60}, URL={https://www.thesolutionsjournal.com/article/how-a-simple-inexpensive-device-makes-a-three-stone-hearth-as-efficient-as-an-improved-cookstove/} }