. . . "Ramachandran Nair" . "P. K." . . . "P.K.R. Nair"@nl-NL . "P. K. Ramachandran Nair"@de-DE . . "P. K.. Ramachandran Nair" . . "P. K. R. Nair" . "P. K.Ramachandran Nair" . . . "P. K. R. Nair"@en . . "P.K. Ramachandran Nair" . "Nair"@en . "Ramachandran Nair" . . "P. K. Nair" . "P.K" . "P.K Ramachandran Nair" . "P. K. Nair P. K. R." . "K.. Ramachandran" . "K.Ramachandran" . "P.K.R" . "Nair, P.K.R. (P.K. Ramachandran)" . "Nair P. K. R." . "Ramachandran" . "K." . "P.K.R Nair" . "Nair"@fr-FR . . "P.K." . . "K. Ramachandran" . "P. K. Nair" . "1942-03-12" . "K. R."@en . "Kluwer Academic Publishers." . . "P."@en . "P. K." . . "P. K. Ramachandran Nair" . .