1. The plant nutrient content of rainwater—Cheshire England and North Eastern Scotland;Allen;J. Ecol.,1968
2. Air pollution aspects of phosphorus and its compounds;Athanassiadis;Nat. Air Pollut. Control Admin. NTIS No. PB-188 073,1969
3. Phosphate equilibria in sea water and interstitial waters;Atlas,1976
4. Primary productivity and benthic marine algae of the Antarctic and Subantarctic;Baleck;Antarctic Map Folio Series Am. Geograph. Soc. Folio 10,1968
5. The World Water Balance;Baumgartner,1975