Kotor (MINA-BUSINESS) - A team of geologists from renowned international oil companies will start at the end of May research of the Montenegrin mainland in order to find out if there are any crude oil and gas fileds in the sea shelf, Jugopetrol of Kotor said. The company#s director of the research department Veselin Kovacevic said geologists would come from Enterprise, Ramco Energy and Greek oil companies. "Samples of the soil will be analysed in laboratories in the United States and Great Britain. If the results indicate the existence of crude oil, preparations for oil drilling would begin," Kovacevic said.