Text ( visual ) : unmediated 2nd International Workshop on Hot Topics in Software Upgrades 2009 (HotSWUp 09) : held at OOPSLA 2009 : Orland. Florida, USA, 25 October 2009. -- New York : Associaton for Computing Machinery , c2009. -- 46 p. : ill. ; 28 cm. -- Includes bibliographical references and index. -- ISBN 9781617383632 ; (BB02384662) ; https://ci.nii.ac.jp/ncid/BB02384662 Author Heading(s): Object-Oriented Programming Systems, Languages and Applications ; ACM Special Interest Group in Programming Languages ; ACM Sigsoft