Data recovery article resources

I have collected many data recovery related articles and resources from prlog
http://www.prlog.org/10574833-recover-format-iphone-data-software-how-to-recover-format-iphone-data-format-iphone-data-recovery.html
www.prlog.org/10586714-unformat-memory-cardhow-to-get-unformatted-memory-card-drive-data-back.html
www.prlog.org/10663180-restore-data-from-formatted-usb-flash-drive.pdf
www.prlog.org/10563993-unformat-hard-driveunformatte-lost-deleted-file-from-hard-drive.html
www.prlog.org/10660921-free-data-recovery-software-for-formatting.pdf
www.prlog.org/10663170-recover-parition-table-data-after-format.pdf
www.prlog.org/10663192-software-for-damaged-and-corruptted-and-deleted-file-recovery.pdf
www.prlog.org/10660902-can-we-recover-files-which-are-deleted-by-someone-press-shiftdelete-key.pdf
www.prlog.org/10414771-how-to-format-usb-flash-drive-recovery-format-usb-drive-data-recovery-format-usb-data-recovery.pdf
www.prlog.org/10298068-an-unreadable-usb-flash-drive.html
www.prlog.org/10676520-recover-ms-excel-file-for-formatting-hard-drive.html
www.prlog.org/10558455-hard-disk-data-recovery-for-formatting.html
www.prlog.org/10568645-rescue-format-hard-drive-rescue-format-hdd-formatted-hard-drive-rescue-software.html
www.prlog.org/10577101-pen-drive-recoveryunformat-pen-drive-pen-drive-recovery-softwareunformat-pen-drive-data-recpvery.html
www.prlog.org/10574827-recover-raw-partiton-data-raw-parttionraw-partition-data-recoveryraw-partition-data-recovery.html