Kiessling, Roland. Non-metallic inclusions in steel / Roland Kiessling, Nils Lange. - 2a ed. - London : Metals Society, 1978. - xii, p.v. : il. ; 23 x 28 cm. - Book - Metals Society ; 194 . ISBN: 090435718X Subjects--Topical Terms: Inclusiones de aceroSulfuros--Oxidos LC Class. No.: TN693.I7 / K54 1978