Since the attached article did not reach me back, I give the url on Archiv where the whole volume is available :

https://archive.org/details/IndianScientificTraditionsK.N.NikanthaElayathFelicitationVolumeUnithriN.V.P.Articles 
   
Le 25 juin 2019 à 12:35, Christophe Vielle via INDOLOGY <indology@list.indology.info> a écrit :

Here an article by 

S. A. S. Sarma, “A Survey of Works Relating to Kerala Architecture”, in Indian

Scientific Traditions (Professor K. N. Neelakanthan Elayath Felicitation Volume),

Calicut University Sanskrit Series n° 19, University of Calicut, 2006, p. 225-244 (there are other articles on Kerala architecture in the vol.),   

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Christophe Vielle
Louvain-la-Neuve