González, E., Jordano, R., López, M. C., Córdoba, M. G. and Medina, L. M. (1998) “ and Bacillus licheniformis in margarine with yoghurt”., Grasas y Aceites, 49(1), pp. 38–41. doi: 10.3989/gya.1998.v49.i1.706.