Twin directories of REF:

[DIR]  ftp://ftp.yzu.edu.tw/mirror/pub1/Linux/LDP/REF/
[DIR]  ftp://ftp.dot.state.tx.us/pub/txdot-info/tta/sh121/3.5 Schematic SH121 Denton County/REF/
[DIR]  ftp://ftp.dot.state.tx.us/pub/txdot-info/tta/sh121/3.6 Schematic SH121 Collin County/REF/
[DIR]  ftp://161.7.9.172/caddstd/CADD_TRAINING_FILES/GEOPAK/REF/
[DIR]  ftp://161.7.9.173/caddstd/CADD_TRAINING_FILES/GEOPAK/REF/
[DIR]  ftp://161.7.9.172/caddstd/CADD_TRAINING_FILES/GEOPAK/COMPLETED/REF/
[DIR]  ftp://161.7.9.173/caddstd/CADD_TRAINING_FILES/GEOPAK/COMPLETED/REF/
[DIR]  ftp://ftp.nectec.or.th/.b/4/www.tldp.org/REF/
[DIR]  ftp://193.226.140.51/LDP/REF/
[DIR]  ftp://204.152.191.39/LDP/REF/
[DIR]  ftp://83.166.201.99/LDP/REF/
[DIR]  ftp://ftp.iitm.ac.in/LDP/REF/
[DIR]  ftp://ftp.eenet.ee/doc/LDP/REF/
[DIR]  ftp://ftp.ussg.iu.edu/linux/LDP/REF/
[DIR]  ftp://147.52.159.12/mirrors/LDP/REF/
[DIR]  ftp://ftp.dei.uc.pt/pub/LDP/REF/
[DIR]  ftp://ftp.duth.gr/pub/LDP/REF/
[DIR]  ftp://ftp.nfsi.pt/pub/LDP/REF/
[DIR]  ftp://ftp.iavsc.org/pub/linux/docs/REF/
[DIR]  ftp://ftp.informatik.rwth-aachen.de/pub/mirror/ibiblio/ldp-mirror/REF/
[DIR]  ftp://ftp.ro.debian.org/pub/web-mirrors/ldp.iasi.roedu.net/REF/
[DIR]  ftp://ftp.sh.cvut.cz/storage/1/tldp/REF/
[DIR]  ftp://161.7.9.172/gpsfiles/REF/
[DIR]  ftp://161.7.9.173/gpsfiles/REF/
[DIR]  ftp://ftp.moeller.net/AUTOMATION/DOWNLOAD/TRAINING_DOCUMENTS/EASY 400-800/REF/
[DIR]  ftp://ftp.moeller.net/AUTOMATION/DOWNLOAD/TRAINING_DOCUMENTS/S40 Aufbau/REF/
[DIR]  ftp://ftp.moeller.net/AUTOMATION/DOWNLOAD/TRAINING_DOCUMENTS/S40 Basis/REF/
[DIR]  ftp://ftp.moeller.net/AUTOMATION/DOWNLOAD/TRAINING_DOCUMENTS/S40 Co-Box/REF/
[DIR]  ftp://ftp.moeller.net/AUTOMATION/DOWNLOAD/TRAINING_DOCUMENTS/S40 MV4 und Galileo 4/REF/
[DIR]  ftp://ftp.moeller.net/AUTOMATION/DOWNLOAD/TRAINING_DOCUMENTS/S40 OPC/REF/
[DIR]  ftp://ftp.moeller.net/AUTOMATION/DOWNLOAD/TRAINING_DOCUMENTS/S40 PS416/REF/
[DIR]  ftp://ftp.moeller.net/AUTOMATION/DOWNLOAD/TRAINING_DOCUMENTS/S40 Profibus-DP/REF/
[DIR]  ftp://ftp.moeller.net/AUTOMATION/DOWNLOAD/TRAINING_DOCUMENTS/S40 Test-Inbetriebnahme/REF/
[DIR]  ftp://ftp.moeller.net/AUTOMATION/DOWNLOAD/TRAINING_DOCUMENTS/_Training à la carte/DATA_MT/Module/Profibus-DP/D/MK-A077/REF/
[DIR]  ftp://161.7.9.172/caddstd/BRSTD/REF/
[DIR]  ftp://161.7.9.173/caddstd/BRSTD/REF/
[DIR]  ftp://161.7.9.172/caddstd/ELSTD/REF/
[DIR]  ftp://161.7.9.173/caddstd/ELSTD/REF/
[DIR]  ftp://ftp.nvg.ntnu.no/pub/mirrors/METALAB.UNC.EDU/ldp/REF/
[DIR]  ftp://128.118.2.96/pub/.mirrors/1/www.tldp.org/REF/
[DIR]  ftp://ftp.embl-heidelberg.de/ftp.ebi.ac.uk/pub/delete_databases/repbase/REF/
[DIR]  ftp://ftp.embl-heidelberg.de/ftp.ebi.ac.uk/pub/delete_databases/repbase/OLD/REF/
[DIR]  ftp://ftp.ebi.ac.uk/pub/databases/repbase/REF/
[DIR]  ftp://ftp.ebi.ac.uk/pub/databases/repbase/OLD/REF/