A study on touch screen devices: user authentication problems / Marcin Rogowski, Khalid SAEED // W: Biometrics and kansei engineering / eds. Khalid Saeed, Tomomasa Nagashima. — New York [etc.] : Springer, cop. 2012. — ISBN: 978-1-4614-5607-0. — S. 89–111. — Bibliogr. s. 109–111, Abstr.

Biometrics principles and important concerns / Khalid SAEED // W: Biometrics and kansei engineering / eds. Khalid Saeed, Tomomasa Nagashima. — New York [etc.] : Springer, cop. 2012. — ISBN: 978-1-4614-5607-0. — S. 3–20. — Bibliogr. 19–20, Abstr.

Face recognition in unconstrained environment / Przemysław KOCJAN, Khalid SAEED // W: Biometrics and kansei engineering / eds. Khalid Saeed, Tomomasa Nagashima. — New York [etc.] : Springer, cop. 2012. — ISBN: 978-1-4614-5607-0. — S. 21–42. — Bibliogr. s. 39–42, Abstr.

Human identification by vascular patterns / Jan Kosmala, Khalid SAEED // W: Biometrics and kansei engineering / eds. Khalid Saeed, Tomomasa Nagashima. — New York [etc.] : Springer, cop. 2012. — ISBN: 978-1-4614-5607-0. — S. 67–87. — Bibliogr. s. 86–87, Abstr.

Iris pattern recognition with a new mathematical model to its rotation detection / Krzysztof MISZTAL, Emil Saeed, Jacek Tabor, Khalid SAEED // W: Biometrics and kansei engineering / eds. Khalid Saeed, Tomomasa Nagashima. — New York [etc.] : Springer, cop. 2012. — ISBN: 978-1-4614-5607-0. — S. 43–65. — Bibliogr. s. 63–65, Abstr.

Preface / Khalid SAEED // International Journal of Biometrics ; ISSN 1755-8301. — 2012 vol. 4 no. 2, s. 103–105

Preface / Khalid SAEED // W: Biometrics and kansei engineering / eds. Khalid Saeed, Tomomasa Nagashima. — New York [etc.] : Springer, cop. 2012. — ISBN: 978-1-4614-5607-0. — S. V–VII