1. Analysis of periodicity in hydrological regimes;Anděl;Journal of Hydrology,1971
2. An analysis of historical sequences of the Nile maxima and minima;Anděl;Symp. on the role of hydrol. in the econom. dev. of Africa. WMO Rep. No. 301, Addis Ababa,1971
3. The geography of Margarita and adjacent islands, Venezuela;Alexander;Univ. Calif. Geol. Publ.,1958
4. Tropical hydrology;Balek,1972
5. Luano catchments, first phase final report;Balek;NCSR WR 28 Rep., Luska,1972