Decameter type IV bursts, fiber-bursts and type III bursts associated with group of solar active regions - A. V. Antonov; V. N. Melnik; A. A. Konovalenko; V. V. Dorovskij; Kh. O. Ruker; T. Zakarashvili; A. A. Stanislavskij; A. A. Koval (Radio Physics and Radio Astronomy, 2014)