id	domain	url
afs-92150	doi.org	https://doi.org/10.1002/joc.3887
afs-92150	doi.org	https://doi.org/10.1590/s0006-87052012000100019
afs-92150	doi.org	https://doi.org/10.1007/s10750-008-9326-z
afs-92150	doi.org	https://doi.org/10.1175/1520-0442(1999)012<2747:oqodsa>2.0.co;2
afs-92150	doi.org	https://doi.org/10.5194/nhess-12-3139-2012
afs-92150	doi.org	https://doi.org/10.1016/j.geoderma.2003.09.004
afs-92150	doi.org	https://doi.org/10.3354/cr00888
afs-92150	doi.org	https://doi.org/10.1061/(asce)0733-9437(2003)129:1(53
afs-92150	doi.org	https://doi.org/10.1016/j.sjbs.2012.07.005
afs-92150	doi.org	https://doi.org/10.6001/geol-geogr.v1i1.3069
afs-92150	doi.org	https://doi.org/10.1029/2003wr002610
afs-92150	doi.org	https://doi.org/10.2134/agronj2018.09.0558
afs-92150	doi.org	https://doi.org/10.3354/cr00797
afs-92150	doi.org	https://doi.org/10.1007/s00704-013-1025-7
afs-92150	www.droughtmanagement.info	https://www.droughtmanagement.info/literature/ams_relationship_drought_frequency_duration_time_scales_1993.pdf
afs-92150	doi.org	https://doi.org/10.1088/1748-9326/10/12/124013
afs-92150	om.ciheam.org	http://om.ciheam.org/om/pdf/a80/00800451.pdf
afs-92150	doi.org	https://doi.org/10.1016/s0168-1923(03)00072-8
afs-92150	doi.org	https://doi.org/10.5194/esd-8-627-2017
afs-92150	doi.org	https://doi.org/10.1088/1748-9326/8/4/045014
afs-92150	doi.org	https://doi.org/10.5200/baltica.2012.25.13
afs-92150	doi.org	https://doi.org/10.1016/j.ejrh.2015.01.001
afs-92150	doi.org	https://doi.org/10.3354/cr01514
afs-92150	doi.org	https://doi.org/10.1175/2009jcli2909.1
afs-92150	doi.org	https://doi.org/10.5194/hess-2017-512
afs-92150	doi.org	https://doi.org/10.1080/02508068508686328
afs-92150	library.wmo.int	https://library.wmo.int/doc_num.php?explnum_id=7768
afs-92150	library.wmo.int	https://library.wmo.int/doc_num.php?explnum_id=3057
afs-92150	doi.org	https://doi.org/10.1139/a11-013
afs-92150	doi.org	https://doi.org/10.1029/2009wr008196