• Detection of axial cracks in pipes using focused guided wavesFletcher, Sam; Lowe, Michael John Stewart; Ratassepp, Madis; Brett, ColinJournal of nondestructive evaluation2012 / p. 56-64 : ill https://www.researchgate.net/publication/234956324_Detection_of_Axial_Cracks_in_Pipes_Using_Focused_Guided_Waves
• Edge resonances in semi-infinite thick pipe : theoretical predictions and measurements [Electronic resource]Ratassepp, Madis; Klauson, Aleksander; Chati, Farid; Leon, Fernand; Maze, GerardSpecial issue of the Revista de Acustica : 19th international Congress on Acoustics, Madrid (Spain), 2-7 September 20072007 / [6] p. [CD-ROM] https://pubs.aip.org/asa/jasa/article/124/2/875/841531/Edge-resonance-in-semi-infinite-thick-pipe
• Elektrodünaamika : laboratoorsed tööd1978 https://www.ester.ee/record=b1305779*est
• Elektrodünaamika : laboratoorsed tööd1971 https://www.ester.ee/record=b1331653*est
• Implementation of focused guided waves to locate axial defects in pipesFletcher, Sam; Lowe, Michael John Stewart; Ratassepp, Madis; Brett, C.Review of progress in quantitative nondestructive evaluation. Volume 292010 / p. 223-230 https://doi.org/10.1063/1.3362398
• Mikrolaine- ja optiline tehnika : loengumaterjalid biomeditsiinitehnika ja meditsiinifüüsika magistriõppe üliõpilastele2012 http://www.ester.ee/record=b2860846*est
• Scattering of the fundamental torsional mode at an axial crack in a pipeRatassepp, Madis; Fletcher, Sam; Lowe, Michael John StewartThe journal of the Acoustical Society of America2010 / 2, p. 730-740 : ill https://pubs.aip.org/asa/jasa/article/127/2/730/917913/Scattering-of-the-fundamental-torsional-mode-at-an
• Ülikõrgsagedusseadmed : laboratoorsed tööd1978 https://www.ester.ee/record=b1326987*est
• Ülikõrgsagedusseadmed : laboratoorsed tööd1971 https://www.ester.ee/record=b1332605*est