Pras\={a}d, Mahe\'{s}var and \'{S}r\={\i}mat\={\i} \'{S}a\'{s}ium\={a} Dev\={\i} (1995) Sadv\d{r}tta ke niyamo\d{m} ke durupayog se du\d{s}pratikriy\={a}e\d{m} tath\={a} unke niv\={a}ra\d{n}. [Publication]