 ichina text nundi chinna kadhaku sambamdhinchina konni mukhyamaina amsaalanu vraayandi 
" kaaranam "  anede amarican rachayita izac asimoov raasina science fiction chinna katha ,  idi modhatisaarigaa epril  1941  samchikaloo austounding science fiction ‌ loo prachurinchabadindhi mariyu  I, Robot (1950), The Complete Robot (1982),  mariyu  Robot Visions (1990) loo sekarinchabadindi .  idi asimoov yokka rooboot siriis ‌ loo bhaagam mariyu prachurananu chudadaaniki asimoov yokka positronic rooboot kadhalalo remdavadi .
1.  izac asimoov ,  ooka amarican science fiction rachayita ,  epril  1941  idition austounding science fiction ‌ loo modhatisaarigaa  " kaaranam " ni prachurincharu .
2.  idi taruvaata rooboot  (1950),  dhi compleat rooboot  (1982),  mariyu rooboot vijen ‌ lalo sekarinchabadindi . (1990)
3.  prachurinchabadina asimoov yokka positronic rooboot kadhalalo neenu rendavavaadini ,  idi rooboot siriis ‌ loo bhaagam .