Constantin, G. , Voicu, G. , Stefan, E. , Tudor, P. , Paraschiv, G. , Munteanu, M.. "Research Regarding Resistance Characteristics of Biscuits Assortment Using Cone Penetrometer". World Academy of Science, Engineering and Technology, Open Science Index 165, International Journal of Nutrition and Food Engineering, (2020), 14(9), 117 - 122.