Monthly temperature-humidity index mean values, identification of areas of potential heat stress and their significance in the performance of dairy cattle
(1992)
Proceedings of the Internat. seminar on energy conservation and use of solar and other renewable energies in agriculture, horticulture and fishculture, held at the Polytechnic of Central London, 15-19 September 1980
(1981)
![Национална конференция с международно участие на тема: „Биологични растениевъдство, животновъдство и храни”, [27-28 ноември 2014 г., Троян] [Електронен ресурс] : доклади, постери](https://eclipse.agriacad.bg/storage/img/52/1006/T0156348.jpg?1788914030)