P. Udayan
发表
A. Balan,
S. Predeep,
P. Udayan,
2016
.
Taxonomical and phytosociological studies on Chithalikavu- A sacred grove, Thrissur district, Kerala
P. S. Udayan,
K. Anilkumar,
M. Deepa,
2017
.
P. S. Udayan,
Deepa Mr,
Sheema Dharmapal,
2016
.
P. A. Jose,
P. Udayan,
Aloor Jose Robi,
2014
.
K. K. Elyas,
M. Najla,
E. Swetha,
2017
.
I. Balachandran,
P. Udayan,
S. George,
2005
.
P. S. Udayan,
R. Nair,
A. Sérsic,
2019,
Biological Journal of the Linnean Society.
S. A. Dev,
E. M. Muralidharan,
B. Anoop,
2015
.
P. S. Udayan,
K. Ravikumar,
S. N. Begum,
2021,
Current Botany.
A. J. Robi,
P. Udayan,
2020,
Rheedea.
P. Udayan,
Aloor J. Robi,
2017,
Annales Botanici Fennici.
I. Balachandran,
Satheesh George,
K. Tushar,
2006
.
I. Balachandran,
Satheesh George,
K. Tushar,
2005
.
P. S. Udayan,
K. P. Kumar,
P. Udayan,
2018
.
K. K. Elyas,
T. Bindu,
P. SheemaDharmapal,
2017
.
A. K. Pradeep,
I. Balachandran,
P. Udayan,
2009
.