Use the @cdk.cite mechanism of citing papers

Change-Id: I9cf52837cf6a2936eb6e9f6f3c99bbf4ef9ed549
Signed-off-by: John May <john.wilkinsonmay@gmail.com>
Removed unused imports and code

Change-Id: I9a3428fe2c0004bc87f632daf423611d118bfd45
Signed-off-by: John May <john.wilkinsonmay@gmail.com>
Very minor JavaDoc improvements

Change-Id: I4f639ecd400d4b84db7ed6d8a487ba8ec61c1c66
Signed-off-by: John May <john.wilkinsonmay@gmail.com>