au.\*:("LIYANAARCHCHI DTP")
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GEOLOGY AND MORPHOLOGY OF THE UDUWEIA AREA.DISSANAYAKE CB; SILVA KKM; DAHANAYAKE KGA et al.1970; UNESCO.ECAFE-GEOCHEM.PROSP.METHODS.TECHN.CEYLON.9-1970-PREPRINTS.; 1970, P. 1 A 5Miscellaneous
