Zhou Q, Foy RH, Gibson CE. 2000Long-term changes of nitrogen and phosphorus loadings to a large lake in North-west Ireland. Water Research. 2000  ;34:922-926.

Gibson CE, Wu Y, Smith SJ, Wolfe-Murphy SA. Synoptic limnology of a diverse geological region: catchment and water chemistry. Hydrobiologia. 1995  ;306:213-227.

Gibson CE, Smith RV, Stewart DA. nitrogen cycle in Lough Neagh, N. Ireland, 1975 to 1987. Int. Revue ges. Hydrobiol. 1992  ;77:73-83.

Rippey B, Gibson CE. The variation of calcium, magnesium, sodium and potassium concentration, pH and conductivity in lakes in Northern Ireland. . Archiv fur Hydrobiologie . 1984  ;101:345-360.