Flexible configuration and concurrent upgrade for the IBM eServer z900. - Jürgen Probst; Brian D. Valentine; Christine Axnix; Klaus Kuehl (IBM J. Res. Dev., 2002)

z990 NetMessage-protocol-based processor to support element communication interface. - Christine Axnix; Eberhard Engler; Stefan Hegewald; Thomas Hesmer; Martin Kuenzel; Friedrich Michael Welter (IBM J. Res. Dev., 2004)

Open-standard development environment for IBM System z9 host firmware. - Christine Axnix; Torsten Hendel; Michael Mueller; Angel Nuñez Mencias; Hartmut Penner; Stefan Usenbinz (IBM J. Res. Dev., 2007)

Capacity on Demand advancements on the IBM System z10. - Christine Axnix; J. R. Birtles; M. Groetzner; F. Hardt; Klaus Kuehl; Vanda M. Lourenço; C. Mayer; Jürgen Probst; Horst Sinram; M. Stock; Brian D. Valentine (IBM J. Res. Dev., 2009)

IBM z13 firmware innovations for simultaneous multithreading and I/O virtualization. - Christine Axnix; Gerd Bayer; Harald Böhm; Joachim von Buttlar; Mark S. Farrell; Lisa Cranton Heller; Jeffrey P. Kubala; Seth E. Lederer; Raymond Mansell; Angel Nuñez Mencias; Stefan Usenbinz (IBM J. Res. Dev., 2015)

Performance innovations in the IBM z14 platform. - Craig R. Walters; David S. Hutton; Edward W. Chencinski; Christine Axnix; Ralf Winkelmann; Michael F. Fee; Anthony Saporito; Christian Jacobi 002 (IBM J. Res. Dev., 2018)