BOOTSTRAP: Software Process Assessment Experiences and Further Developments. - Franz Engelmann; W. Schynoll; Hans Stienen (SAFECOMP, 1995)

Die BOOTSTRAP-Methode zur Bewertung und Verbesserung der Software-Entwicklung. - Hans Stienen; Franz Engelmann (Wirtschaftsinf., 1996)

SynQuest - Tool Support for Software Self-Assessments. - Christian Steinmann; Hans Stienen (Softw. Process. Improv. Pract., 1996)

BOOTSTRAP: Five Years of Assessment Experience. - Hans Stienen; Hartmut Gierszal (Verläßliche IT-Systeme, 1997)

BOOTSTRAP: Four Years of Assessment Experience. - Franz Engelmann; Hans Stienen; Ernst Lebsanft (ICSE, 1997)

SPiCE in Action - Experiences in Tailoring and Extension. - Ann Cass; Christian Völcker; Philipp Sutter; Alec Dorling; Hans Stienen (EUROMICRO, 2002)

SPiCE in Action. - Christian Völcker; Ann Cass; Philipp Sutter; Hans Stienen; Alec Dorling (Software Management, 2002)