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1. Oivanen, M., Kuusela, S. and Lonnberg, H.
Kinetics and mechanisms for the cleavage and isomerization of the phosphodiester bonds of RNA by Bronsted acids and bases, Chemical Reviews, 98(3), 961-990, 1998.

2. MatulicAdamic, J., Haeberli, P., DiRenzo, A.B., Mokler, V.R., Maloney, L., Beigelman, L., Usman, N. and Wincott, F.E.
Synthesis and incorporation of 5'-amino- and 5'-mercapto-5'- deoxy-2'-O-methyl nucleosides into hammerhead ribozymes, Nucleosides & Nucleotides, 16(10-11), 1933-1950, 1997.

3. Sund, C., Glemarec, C. and Chattopadhyaya, J.
Synthetic and Conformational Studies of Branched and Lariat Rnas - Modeling the Lariat Formed in the Splicing Reaction - a Critical-Review, Proceedings of the Indian Academy of Sciences-Chemical Sciences, 106(5), 1023-1050, 1994.

4. Sund, C., Rousse, B., Puri, N., Viswanadham, G., Agback, P., Sandstrom, A., Glemarec, C., Yamakage, S.I. and Chattopadhyaya, J.
The Synthesis of Lariat-Rnas and Their Conformational-Analysis By Nmr-Spectroscopy - the Study of Their Unique Self-Cleavage Reaction Modeling Some Catalytic Rnas (Ribozymes), Bulletin Des Societes Chimiques Belges, 103(9-10), 591-617, 1994.

5. Balgobin, N., Zhou, X.X., Vial, J.M., Nyilas, A., Foldesi, A. and Chattopadhyaya, J.
Synthesis of Branched Oligoribonucleotides (Lariat), Nucleosides & Nucleotides, 8(5-6), 793-797, 1989.

6. Bottka, S., Radics, L. and Tomasz, J.
Evidence For the Stereoelectronic Control of the Acid- Hydrolysis of Adenosine Cyclic 3',5'-Phosphoramidate Diastereoisomers, Nucleosides & Nucleotides, 8(7), 1217-1229, 1989.

7. Radics, L., Bottka, S. and Tomasz, J.
9-(6-Deoxy-Beta-D-Allofuranosyl)Adenine Cyclic 3',5'- Phosphoramidate - a New Cyclic-Amp Amide Derivative Containing an Equatorial Methyl-Group At the 5'-Position, Nucleosides & Nucleotides, 8(7), 1305-1317, 1989.

8. Tomasz, J. and Bottka, S.
Hydrolysis of Adenosine Cyclic 3',5'-(Rp)-Phosphoramidates and (Sp)-Phosphoramidates - Stereoelectronic Effects in the Acid- Hydrolysis, Nucleosides & Nucleotides, 7(3), 295-306, 1988.

9. Tomasz, J., Bottka, S. and Ludwig, J.
Adenosine Cyclic 3',5'-Phosphoramidate and N,N- Dimethylphosphoramidate - Synthesis Via Symmetrical and Mixed Anhydrides and Hydrolysis, Phosphorus Sulfur and Silicon and the Related Elements, 30(3-4), 597-600, 1987.

10. Bottka, S. and Tomasz, J.
Adenosine Cyclic 3',5'-(Rp)-Phosphoramidate and (Sp)- Phosphoramidate, the 1st Representatives of Nucleoside Cyclic 3',5'-Phosphoramidates Derived From Ammonia, Tetrahedron Letters, 26(24), 2909-2912, 1985.