JOSHI, N. ECONOMIC DEVELOPMENT AND WATER POLLUTION AND WATER CONSERVATION (WITH SPECIAL REFERENCE TO UJJAIN CITY AND SHIPRA RIVER): आर्थिक विकास एवं जल प्रदूषण तथा जल संरक्षण ;उज्जैन नगर तथा षिप्रा नदी के विषेष सन्दर्भ में. International Journal of Research -GRANTHAALAYAH, [S. l.], v. 3, n. 9SE, p. 1–2, 2015. DOI: 10.29121/granthaalayah.v3.i9SE.2015.3241. Disponível em: https://www.granthaalayahpublication.org/journals/granthaalayah/article/view/IJRG15_S09_63. Acesso em: 26 apr. 2024.