Narayana Pillai, V. (1993). Further studies on the process of coastal upwelling along the south west coast of India-possible correlations with biological productivity (D.Sc Thesis). CMFRI.

Narayana Pillai, V. Further Studies on the Process of Coastal Upwelling Along the South West Coast of India-possible Correlations with Biological Productivity (D.Sc Thesis). Kochi: CMFRI, 1993.

Narayana Pillai, V. Further Studies on the Process of Coastal Upwelling Along the South West Coast of India-possible Correlations with Biological Productivity (D.Sc Thesis). CMFRI, 1993.