Cavalcante, E. H. M., Leite, D. M., Bonfá, H. C., Furtado Júnior, M. R., & Melo Júnior, J. C. F. de. (2019). Multilevel modelling of the draft force required by seeder-fertilizers. Comunicata Scientiae, 10(1), 21–27. https://doi.org/10.14295/cs.v10i1.3029