@article{Nagarajan Nagasundaram(2019), author = {Nagarajan Nagasundaram and Sivagiri Sumitha and Appaswami Lalitha}, title = {Novel Azo-fused Dipyrazolopyridine Derivatives using Waste Orange Peel-derived C-SO3H Nanopowder as an Efficient and Reusable Catalyst}, journal = {Journal of Environmental Nanotechnology}, volume = {8}, number = {4}, pages = {17-20}, year = {2019}, doi = {10.13074/jent.2019.12.194383}, url = {https://doi.org/10.13074/jent.2019.12.194383} }