LINK, Róbert - KOVÁČ, Gabriel - NAGY, Oskar. THE EFFECT OF CAFFEINE ON SELECTED METABOLIC PARAMETERS AND THE HEALTH OF CATTLE. In: Folia veterinaria. 2005. ISSN 0015-5748, Roč. 49, č. 3 (2005), s. 121-124.

MUDROŇ, Pavol - NAGY, Oskar. Ultrasound diagnostics of liver abscesses in dairy cow suffering from a chronic diarrhoea. In: VI. Middle-European Buiatrics Congres in Cracow. Pulawy : NATIONAL VET.RESEARCH INSTITUT, 2005. 2005. ISBN 83-89946-35-1, s. 178-180.

NAGY, Oskar - SEIDEL, Herbert - PAULÍKOVÁ, Iveta - MUDROŇ, Pavol - KOVÁČ, Gabriel. Use of blood gases and lactic acid analyses in diagnosis and prognosis of respiratory diseases in calves. In: VI. Middle-European Buiatrics Congres in Cracow. Pulawy : NATIONAL VET.RESEARCH INSTITUT, 2005. 2005. ISBN 83-89946-35-1, s. 107-112.

JESENSKÁ, Mária - NOVOTNÝ, Jaroslav - SEIDEL, Herbert - NAGY, Oskar - KOVÁČ, Gabriel. Cadmium in the muscles and viscera of animals. In: Industrial Toxicology´05, Bratislava, June 15-17, 2005 : 25th International Symposium: Proceedings. Bratislava : STU, 2005. 2005. ISBN 80-227-2250-2, s. 196-198.

KOVÁČ, Gabriel - JESENSKÁ, Mária - SEIDEL, Herbert - NAGY, Oskar. Cadmium, arsenic, and lead in the blood serum of swine. In: Industrial Toxicology´05, Bratislava, June 15-17, 2005 : 25th International Symposium: Proceedings. Bratislava : STU, 2005. 2005. ISBN 80-227-2250-2, s. 218-220.

JESENSKÁ, Mária - HIŠČÁKOVÁ, Mária - NAGY, Oskar - NOVOTNÝ, Jaroslav - KOVÁČ, Gabriel. Concentrations of macroelements in the foodstuffs and blood serum of dairy cows in industrially exposed regions. In: Industrial Toxicology´05, Bratislava, June 15-17, 2005 : 25th International Symposium: Proceedings. Bratislava : STU, 2005. 2005. ISBN 80-227-2250-2, s. 174-177.

LINK, Róbert - KOVÁČ, Gabriel - NAGY, Oskar. Effect of caffeine on selected metabolic parameters and health of cattle. In: Rizikové faktory potravinového reťazca. 1. vyd. Nitra : Slovenská poľnohospodárska univerzita, 2005. 2005. ISBN 80-8069-594-6, s. 203-207.

HIŠČÁKOVÁ, Mária - JESENSKÁ, Mária - NAGY, Oskar - NOVOTNÝ, Jaroslav - KOVÁČ, Gabriel. Industrially exposed areas and their effects on microelements supplies to dairy cows. In: Industrial Toxicology´05, Bratislava, June 15-17, 2005 : 25th International Symposium: Proceedings. Bratislava : STU, 2005. 2005. ISBN 80-227-2250-2, s. 171-173.

KOVÁČ, Gabriel - JESENSKÁ, Mária - NAGY, Oskar - SEIDEL, Herbert. Kadmium a olovo v mäse a parenchymatóznych orgánoch hovädzieho dobytka [CD a PB in beef and parenchymatous organs of cattle]. In: Hygiena alimentorum XXVI., 25.-27. máj 2005, Štrbské Pleso-Vysoké Tatry. Košice : UVL, 2005. 2005. ISBN 80-7148-052-5, s. 245-248.

KOVÁČ, Gabriel - JESENSKÁ, Mária - SEIDEL, Herbert - NAGY, Oskar - HÚSKA, Miroslav - LINK, Róbert. Koncentrácia kadmia, arzénu a olova vo vybraných tkanivách jelenej a diviačej zveri [Concentrations of cadmium, arsenic, and lead in selected tissues of red deer and wild boars]. In: Risk Factors of Food Chain, October 6th, 2005, Nitra : Proceeding Book of 5-th International Scientific Conference. 1. vyd. Nitra : SPU, 2005. 2005. ISBN 80-8069-594-6, s. 157-161.