What are inodes and indirect blocks? This video describes them. For more information, check out the following links:
http://en.wikipedia.org/wiki/Inode
http://technet.microsoft.com/en-us/library/cc781134%28v=ws.10%29.aspx (NTFS File Record attributes ~ inodes)
http://en.wikipedia.org/wiki/HFS_Plus (looks like a record in the Catalog file ~ inode)
http://www.ibm.com/developerworks/linux/library/l-linux-filesystem/
http://en.wikipedia.org/wiki/Ext3
http://en.wikipedia.org/wiki/Comparison_of_file_systems
http://www.thegeekstuff.com/2012/01/linux-inodes/