Investigation of particle-wall collisionFrishman, Feliks; Haljasmaa, Igor; Pappel, Toivo; Rudi, Ülo; Štšeglov, IgorEesti Teaduste Akadeemia Toimetised. Füüsika. Matemaatika1994 / 4, lk. 263-270 Investigation of particle-wall collisionKleis, Ilmar; Frishman, Feliks; Hussainova, IrinaOST-96 Symposium on Machine Design, [Stockholm], May 13-14, 1996 : program, abstracts1996 / [1] p Investigation of particle-wall collisionKleis, Ilmar; Frishman, Feliks; Hussainova, Irina; Štšeglov, IgorOST-96 Symposium on Machine Design, [Stockholm], May 13-14, 1996 : proceedings1996 / p. 16-22: ill Method and installation for studying hard-particle kinematics at impactKleis, Ilmar; Frishman, Feliks; Pappel, ToivoOST-95 Symposium on Machine Design : proceedings, Oulu, Finland, May 18-19, 19951995 / p. 15-22: ill https://www.ester.ee/record=b1033949*est Teilchenkinematik in Zerkleinerungs- und KlassiermaschinenKleis, Ilmar; Pappel, Toivo; Frishman, FeliksXLVI. Berg- und Hüttenmännischer Tag vom 14. bis 17. Juni 1995 : abstracts1995 / S. 149: Ill