H. R. Ganesha, Aithal P. S., and Kirubadevi P. 2020. “Consumer Affordability in Tier-1, Tier-2 and Tier-3 Cities of India – An Empirical Study”. International Journal of Applied Engineering and Management Letters (IJAEML) 4 (1):156-71. https://www.srinivaspublication.com/journal/index.php/ijaeml/article/view/312.