S.  Yadav, Kumar, R., K. Raj, V., Yadav, P., Vanka, K., and Sen, S. S., ?Amidinato germylene-zinc complexes: synthesis, bonding, and reactivity?, Chemistry-An Asian Journal, vol. 15, no. 19, pp. 3116-3121, 2020.

R.  Kumar, Yadav, S., Gour, K., Sangtani, E., Dash, S. Ranjan, Raja, A., Vanka, K., Gonnade, R. G., and Sen, S. S., ?Tale of biphenyl and terphenyl substituents for structurally diverse ketiminato magnesium, calcium and germanium complexes?, Chemistry-An Asian Journal, vol. 15, no. 6, pp. 820-827, 2020.

R.  Kumar, Bisai, M. Kumar, Jain, S., Vanka, K., and Sen, S. S., ?Deoxygenative hydroboration of primary and secondary amides: a catalyst-free and solvent-free approach?, Chemical Communications, vol. 57, no. 81, pp. 10596-10599, 2021.

T.  Tewari, Kumar, R., Chandanshive, A. C., and Chikkali, S. H., ?Phosphorus ligands in hydroformylation and hydrogenation: a personal account?, Chemical Record, 2021.

R.  Kumar and Chikkali, S. H., ?Hydroformylation of olefins by metals other than rhodium?, Journal of Organometallic Chemistry, vol. 960, p. 122231, 2022.

R.  Kumar, Pahar, S., Chatterjee, J., Dash, S. Ranjan, Gonnade, R. G., Vanka, K., and Sen, S. S., ?Luminescent magnesium complexes with intra- and inter-ligand charge transfer?, Chemical Communications, vol. 58, no. 84, pp. 11843-11846, 2022.

A.  Sen, Kumar, R., Pandey, S., K. Raj, V., Kumar, P., Vanka, K., and Chikkali, S. H., ?Mechanistically guided one pot synthesis of phosphine-phosphite and its implication in asymmetric hydrogenation?, European Journal of Organic Chemistry, vol. 2022, no. 2, p. e202101447, 2022.

R.  Kumar, Dutta, S., Sharma, V., Singh, P. P., Gonnade, R. G., Koley, D., and Sen, S. S., ?Monomeric magnesium catalyzed alkene and alkyne hydroboration?, Chemistry-A European Journal, vol. 28, no. 56, 2022.

R.  Kumar, Sharma, V., Jain, S., Sharma, H., Vanka, K., and Sen, S. S., ?Well-defined calcium compound catalyzes trimerization of arylisocyanates into 1,3,5-triarylisocyanurates?, ChemCatChem, vol. 14, no. 11, p. e202101788, 2022.

R.  Kumar, Sharma, V., Banerjee, S., Vanka, K., and Sen, S. S., ?Controlled reduction of isocyanates to formamides using monomeric magnesium?, Chemical Communications, vol. 59, no. 16, pp. 2255-2258, 2023.

T.  Tewari, Kumar, R., and Chikkali, S. H., ?Iron-catalysed highly selective hydroalkoxycarbonylation of alkynes using CO as C1 source?, Catalysis Science & Technology, vol. 13, no. 19, pp. 5549-5555, 2023.

A.  Sen, Kumar, R., Tewari, T., Gonnade, R. G., and Chikkali, S. H., ?Iron-catalyzed alkoxylation, dehydrogenative-polymerization and tandem hydrosilylative-alkoxylation?, Chemistry- a european journal , vol. 29, no. 48, 2023.

T.  Tewari, Kumar, R., and Chikkali, S. H., ?Iron-catalyzed magnesium-mediated formal hydroformylation of alkynes and alkenes?, ChemCatChem, vol. 15, no. 3, 2023.

R.  Kumar, Sen, A., and Chikkali, S. H., ?Rh-catalyzed asymmetric hydroformylation of olefins using phosphorus ligands?, Journal of chemical sciences , vol. 135, no. 4, p. 108, 2023.

R.  Kumar, Tewari, T., and Chikkali, S. H., ?Iron in organometallic transformations: a sustainable substitute for noble metals?, ChemCatChem, vol. 16, no. 19, 2024.

A.  Sen, Tewari, T., Kumar, R., Vinod, C. P., Sharma, H., Vanka, K., and Chikkali, S. H., ?Iron-catalyzed (E)-selective hydrosilylation of alkynes: scope and mechanistic insights?, Catalysis Science and Technology, vol. 14, no. 10, 2024.

R.  Kumar, Mahata, B., Gayathridevi, S., K. Raj, V., Vanka, K., and Sen, S. S., ?Lanthanide mimicking by magnesium for oxazolidinone synthesis?, Chemistry- a european journal, vol. 30, no. 4, 2024.

R.  Kumar, Majumder, S., Singh, C. Pratap, Samanta, C., Newalkar, B. L., Krishnamurty, S., and Das, R. Kumar, ?Integrated flue gas CO2 capture and conversion to formate: a sustainable approach?, ChemSusChem, vol. 18, no. 24, 2025.