Papers Published 

SHAH, S. K., PARCHA, S. K. & RAINA, K. A. 1995. Additional Agnostid trilobites from the middle Cambrian Sequences of Kashmir . Jour. Geol. Soc. India , 45, 210-227. 

SHAH. S. K., SUDAN, C. S., PARCHA, S. K. & SAHNI, A., 1995. Revision of Anomocarids from the Cambrian of Kashmir . Jour. Palaeont. Soc. India, 40, 30-40. 

SHAH. S. K., PARCHA, S. K. & RAINA, A. K., 1995. Additional agnostids from the Cambrian of Kashmir . Jour.  Geol. Soc. India, 45, 217-227. 

 PARCHA, S.K. , 1996. Cambrian sequences in the Tethyan zone of Spiti Himalaya and its boundary problems. News.  Letter Strat. , 34(1), 3-11. 

PARCHA, S.K. . Stratigraphy of Cambrian sequences of Zanskar area of Ladakh Himalaya, India.  Geophytology, 19-21. 

PARCHA, S.K.  1998. Trace fossils from the Cambrian sequences of Zanskar (Ladakh Himalaya) and their stratigraphic significance. Jour. Geol. Soc. India, 51(5), 635-647. 

PARCHA, S.K. 1998. Biostratigraphy of the Middle Cambrian sequences of Spiti Himalaya and its correlation with analogous sequences in Kashmir Himalaya. N.Jb.Geol.Palaeont. Abh. 209 (2), 231-246.

PARCHA, S.K. 1999. Cambrian biostratigraphy in the Tethyan sequences of the Spiti valley, Himachal Himalaya, India. Newsl. Stratigraphy, 37(3), 177-190, 2 figs. 1 tab. Berlin. Stuttgart.

JUYAL, K.P., PARCHA, S.K., MATHUR, N.S. & SINGH, J., 2002.  Microfauna and age of the Sangcha Malla Formation of Garhwal Tethys Himalaya, India. Curr. Sci., 82 (4), 458-463.

PARCHA, S.K., 2001. Significance of trace fossils in the stratigraphic setup of the Cambrian successions in the Tethyan zone of the Garhwal India and its problems. Nepal Geol. Soc., 24, 10-11. 

PARCHA, S.K .  Evaluation of Bio-events in the Cambrian succession of  Spiti Himalay. Report submitted to the DST at 13th  Project Monitoring Committee and 3rd Group monitoring  at NIO, Goa.

HUGHES, N., PAUL. M., PARCHA, S. K. & PENG SHANCHI., 2002. Fossils constraints in reconstructing Indian equatorial perigondwanaland during the Cambrian. Geol. Soc. Amer. 34 (6), 53-54.

PAUL, M., NIGEL , H., TIMOTHY,  P. , WILLIAMS IAN., BOWRING, SAMUEL, A.,  PARCHA, S. K., PENG SHANCHI & AHLLUWALLIA, A. D. 2002:- Integrated tectonostratigraphic and geochronological analysis of the Himalaya. tectonic implication. Geol. Soc. Amer.,  33 (5), 

Myrow, P.M., Hughes, N.C., Paulsen, T.S., William, I.S., Parcha, S.K., Thompson, K.R., Bowring, S.A., Peng, S.C. & Ahluwalia, A.D. 2003. Integrated tectono-stratigraphic analysis of the Himalaya and implications for its reconstruction. Earth Planet. Sci. Letts., 212, 433-441.

Parcha, S.K. 2003. Correlation of the Middle Cambrian successions of the Northwestern Kashmir Himalaya with reference to Biochronological studies. Gondwana Geol. Magazine, 8(1), 43-58.

Parcha, S.K. 2005. Biostratigraphic studies and correlation of the Middle Cambrian Successions of Northwestern Kashmir Himalaya. J. Geol. Soc. Ind., 65 (2),183-196.

Parcha, S.K., Singh, B.P. & Singh, Birendera P. 2005. Paleoecological significance of Ichnofauna from the Early Cambrian succession of the Spiti valley, Tethys Himalaya, India. Curr. Sci., 88 (1), 158 ,162.

Myrow, M. Paul., Thompson Karl, Hughes, N.C., Paulsen,T.S., Bryan, K. sell & Parcha, S.K. 2006. Cambrian stratigraphy and depositional history of the northern Indian Himalaya, Spiti valley north-central India.Geol. Soc. Am. Bull. , 118, 491-510.

Tiwari, Meera & Parcha, S.K. 2006. Early Cambrian trace fossils from the Tal Formation of the Mussoorie Syncline, India. Curr. Sci., 90(1), 113-118.

Myrow, P.M., Snell, K.E., Hughes, N.C., Paulsen, T.S., Heim,N.A. & Parcha, S.K., 2006. Cambrian depositional history of the Zanskar Valley region of Indian Himalaya. J. Sediment. Res., 76, 364-381.