H.Teffahi, Guerin, A.Djeradi« SIMCV un simulateur analogue de la propagation du son dans le conduit vocal. » Revue canadienne de physique, 2007, 85(12): 1325-1341, https://doi.org/10.1139/p07-102
L.Falek, H.Teffahi, A.Djeradi« Simulation d’un modèle de la source vocale et détermination des paramètres de commande »Revue canadienne de physique, 2009, 87(2): 111-116, https://doi.org/10.1139/P08-104
L.Falek, H.Teffahi, R.Djeradi, A.Djeradi « effets du debit sur les parametres acoustiques et temporels du signal de parole » Journal of the Canadian Acoustical Association – Journal de l’Association Canadienne d’Acoustique. 3 – Vol. 37 No. 2 (juin 2009). https://jcaa.caa-aca.ca/index.php/jcaa
“Formantic Analysis of Speech Signal by Wavelet Transform”Author: L. Falek – A. Amrouche – L. Fergani – H. Teffahi – A. Djeradi .Journal: Lecture Notes in Engineering and Computer Science. Year: 2011 Vol: 2191 Issue: 1 Pages/record No.: 1572-1576
Falek leila, Teffahi Hocine, Amar Djeradi “a study method of noise effect on the acoustic parameters of speech signal” IEEE ICMCS 2012. Morocco Tanger. Publication Year: 2012 , Page(s): 136 – 141. http://ieeexplore.ieee.org/.
Falek Leila, Teffahi Hocine, Amar Djeradi. ” Methodology for acoustic characterization of a labial constraint in speech production “. ICSPS 2012 . Agadir Maroc .Juin 2012. Publisher: Springer-Verlag. Pages 131-141 http://dl.acm.org. table of contents ISBN: 978-3-642-31253-3 doi>10.1007/978-3-642-31254-0_15.
Lyes Demri, Leila Falek, Hocine Teffahi and Amar Djeradi “Determination of variation ranges of the Psola transformation parameters by using their influence on the acoustic parameters of speech”.LNIT (lecture note on information theory) journal, vol.2, No.1, Mars 2014.
L.Falek, O.Bouferroum, A.Djeradi and H. Teffahi . « Analysis and recognition of Arabic consonants using locus equations » LNIT (lecture note on information theory) journal, vol.2, No.1, Mars 2014.
Leila Falek; SlimaneMekaoui, HocineTeffahi and Amar Djeradi. “ Usage of a speech constraint for highlighting compensatory strategies developed in production of a second language”. International Journal of Speech Technology – Springer. DOI 10.1007/s10772-014-9230-z. Print ISSN : 1381-2416. Online ISSN : 1572-8110. Publisher: Springer U.S.
Aissa Amrouche, Leila Falek and Hocine Teffahi.« Design and Implementation of a Diacritic Arabic Text-To-Speech System » The International Arab Journal of Information Technology (IAJIT) . 2017 . https://iajit.org/PDF/%20Vol%2014,%20No.%204/10086.pdf
L.Demri, L.Falek, H.Teffahi “Contribution to the creation of an Arabic expressive speech corpus” acta acustica. united with acustica. The Journal of the European Acoustics Association (EAA) · International Journal on Acoustics. Vol. 101 (2015) 1 – 1. Received 24 June 2014, accepted 06 August 2015.
R.Halimouche and H. Teffahi . “Detecting Sentences Types in theStandardArabicLanguage”. The International Arab Journal of Information Technology, Vol. 16, No. 5, September 2019, pp 914-921.
https://iajit.org/PDF/September%202019,%20No.%205/15637.pdf
L.Demri, L.Falek, H.Teffahi “Building a pronunciationdictionary for the Kabyle language” SPECOM-2019. Published by Springer LNAI- Turkish -Lecture Notes in Computer Science book series (LNCS, volume 11658). https://link.springer.com/chapter/10.1007/978-3-030-26061-3_32
K. Lounnas, M. Abbas, H . Teffahi and M. Lichouri . “A Language Identification System Based on Voxforge Speech Corpus” The International Conferenceon Advanced Machine Learning Technologies and Applications (AMLTA2019) . Published by Advances in Intelligent Systems and Computing- book series (AISC, volume 921)pp 529-534, Egypt https://link.springer.com/chapter/10.1007/978-3-030-14118-9_53