1. Sebastian, P.A. and Sudhikumar.A.V (2003)
    Feeding potential of spiders (Order: Araneae) on Aphis craccivora Koch occurring on cotton..
    Entomon.28(2): 153-156.
  2. Bijukumar, A.V. and P.A. Sebastian (2002)
    Threads of life..
    Science Reporter.
  3. Sudhikumar.A.V and P.A.Sebastian (2002)
    Studies on the population fluctuation of spiders in Kuttanad rice agroecosystems.
    Proc. 14th Kerala Science Congress.660-661.
  4. Sebastian, P.A., Sudhikumar, A.V. Samson Davis, Sunil Jose, K. (2002)
    Observation on the biology of Cheiracanthium melanostoma (Thorell) (Araneae: Clubionidae) occurring on cotton..
    Entomon27(2): 225-229.
  5. Sunil Jose K, Sudhikumar A.V., Samson Davis, P. A. Sebastian (2002)
    Predatory spiders of the family Argiopidae from Kerala (Araneae: Argiopidae)..
    J. Biol. Control.16(1): 87-88.
  6. Sudhikumar.A.V and P.A.Sebastian (2001)
    studies on the spiderfauna in rice field of Kuttanad in Kerala.
    Proc. Symp. Bioc. Based Pest Management for Quality Crop Protection in the Current Millennium. 31-32.
  7. Sebastian, P.A., Samson Davis and B.H. Patel (2001)
    The phenology and predatory behavior of Pardosa birmanica Simon (Araneae: Lycosidae) on insect pests of cotton..
    Entomon.2001. 26(3&4):317-321.
  8. Sunil Jose K and P. A. Sebastian (2001)
    Occurrence of Psechrus alticeps Pocock (Araneae: Psecheridae) in Western Ghats, Kerala with a redescription and notes on its habit and habitat..
    J. Bombay. Nat. Hist. Soc. 98(2): 304-306.
  9. Sunil Jose K and P. A. Sebastian (2001)
    New report on some crab spiders (Araneae: Thomisidae) from Kerala, India..
    Entomon.26(2): 183-189.
  10. Sunil Jose K, Sudhikumar A.V., Samson Davis, P. A. Sebastian (2000)
    Description of female Amycieae forticeps (Cambridge) with a redescription of its male from Kerala, India (Araneae: Thomisidae).
    J. Bombay. Nat. Hist. Soc.100 (1) : 157-160.