Kaṭavuḷum 40 herṭsūm
By: Aravintan̲ Nīlakantan̲
Edition: 1. patippu.
Publisher: United Writers
Published: 2004
Place of publication: Cen̲n̲ai
Language: tam
Number of pages: 192
Subjects: Science
Other titles: Kaṭavuḷum nār̲patu herṭsūm
Description: Articles on science.
Notes: Includes bibliographical references (p. 182-192).

In Tamil.