by Akbari, Y.A., Ludigdo, U., Mulawarman, A.D.
Published in Russian journal of agricultural and socio-economic sciences (05.11.2019)

by Sujatmika, Ludigdo, U., Purwanti, L., Prihatiningtias, Y.W.
Published in Russian journal of agricultural and socio-economic sciences (28.05.2019)

by Rahayu, S.I., Ludigdo, U., Irianto, G., Prihatiningtias, Y.W.
Published in Russian journal of agricultural and socio-economic sciences (30.06.2018)

by Salle, I.Z., Triyuwono, I., Ludigdo, U., Rosidi
Published in Russian journal of agricultural and socio-economic sciences (30.06.2018)

by Putra, N.A., Triyuwono, I., Ludigdo, U.
Published in Russian journal of agricultural and socio-economic sciences (30.12.2017)

by Wijaya, E.C., Ludigdo, U., Rachman, A.F.
Published in Russian journal of agricultural and socio-economic sciences (30.12.2017)

by Dewi, N.H.U., Ludigdo, U., Hariadi, B., Prihatiningtyas, Y.W.
Published in Russian journal of agricultural and socio-economic sciences (30.09.2018)