Biris, S.,
Vladut, V.,
Marin, E.,
Ungureanu, N.,
Bungescu, S., &
Atanasov, A.
().
Conservative tillage technologies - state of the art. // <I>TE-RE-RD 2015<D> : 4th intern. conf. "Thermal equipment, renewable energy and rural development", Posada Vidraru - Arges county, Romania, 04-06 june, 2015 : Proc. - Bucharest : Politehnika, 2015, p. 181-186..