A NEW CLASS OF ACID CORROSION INHIBITORS: 2-HYDROXY-3-(2-UNDECYL, PENTADECYL OR HEPTADECYL AMIDO- ETHYLAMINO) PROPANE-1-TRI-ETHYL AMMONIUM HYDROXIDES = UNE NOUVELLE CATEGORIE D'INHIBITEURS ORGANIQUES DE LA CORROSION EN MILIEU ACIDEGAWISH SM; KIRKOV P; HAZZAA AAB et al.1979; CORROS. SCI.; ISSN 0010-938X; GBR; DA. 1979; VOL. 19; NO 12; PP. 983-989; BIBL. 22 REF.Article

DETERMINATION OF THE ORIGIN OF WATER IN SPRINGS FROM THE SIMULTANEOUS APPLICATION OF NATURAL AND ARTIFICIAL ISOTOPES. SOME ASPECTS OF THE ORIGIN OF WATER IN THE RASHCHE SPRING.KIRKOV P; KACURKOV D; TOLEV M et al.1974; IN: ISOT. TECH. GROUNDWATER HYDROL. PROC. SYMP.; VIENNA; 1974; VIENNA I.A.E.A.; 1974, VOL. 1, P. 465 A 479Miscellaneous