1. Dry period statistics of monthly flow models;Bayazit,1977
2. Analysis of drought characteristics by the theory of runs;Guerrero-Salazar;Colo. State Univ., Fort Collins, Colo., Hydrol. Pap. No. 80,1975
3. Application of run lengths to hydrologic series;Saldarriaga;Colo. State Univ., Fort Collins, Colo., Hydrol. Pap. No. 40,1970
4. An objective approach to definitions and investigations of continental hydrologic droughts;Yevjevich;Colo. State Univ., Fort Collins, Colo., Hydrol. Pap. No. 23,1967