May, Linda (November 1995). "The effect of lake fertilisation on the rotifers of Seathwaite Tarn, an acidified lake in the English Lake District". Hydrobiologia. 313–314 (1): 333–340. doi:10.1007/BF00025966. S2CID1488592.
May, Linda (November 1995). "The effect of lake fertilisation on the rotifers of Seathwaite Tarn, an acidified lake in the English Lake District". Hydrobiologia. 313–314 (1): 333–340. doi:10.1007/BF00025966. S2CID1488592.