• Acoustic studies on porous sintered powder metalsLuppin, Janek; Auriemma, FabioProceedings of the 9th International Conference of DAAAM Baltic Industrial Engineering, 24-26th April 2014, Tallinn, Estonia2014 / p. 47-52 : ill
• Estimating the potential of a warning system preventing road accidents at pedestrian crossingsEss, Juri; Luppin, Janek; Antov, DagoLogForum : Scientific journal of logistics2021 / p. 441-452 : ill https://doi.org/10.17270/J.LOG.2021.605 https://www.logforum.net/pdf/17_3_10_21.pdf https://www.scopus.com/sourceid/21100913325 https://www.scopus.com/record/display.uri?eid=2-s2.0-85111297149&origin=inward&txGid=6fef36334ba42bcaf3e97244f60f1c90 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=LOGFORUM&year=2022 https://www.webofscience.com/wos/woscc/full-record/WOS:000672761600010
• Mida suudavad välja uurida autotehnika eksperdid?Riik, Marvel; Luppin, Janek; Rämmal, HansÕhtuleht2016 / lk. 6-7 https://www.ohtuleht.ee/769291/mida-suudavad-valja-uurida-autotehnika-eksperdid
• A novel design for cruiser type motorcycle silencer based on micro-perforated elementsKabral, Raimo; Rämmal, Hans; Auriemma, Fabio; Luppin, Janek; Kõiv, Risto; Tiikoja, Heiki; Lavrentjev, JüriSAE technical papers2012 https://www.researchgate.net/publication/236005547_A_Novel_Design_for_Cruiser_Type_Motorcycle_Silencer_Based_on_Micro-Perforated_Elements
• TTÜ/TTK meeskond võistles Silverstone'i ringrajal : [tootearendusvõistlusel Formula Student]Luppin, JanekStudioosus2008 / okt., lk. 6