Kertikov, T., & Kertikova, D. (2012). Determining the Level of Nitrogen Fertilization during Two-Cut Harvesting of Winter Triticale-Pea Mixture for Forage Production. Bulgarian Journal of Soil Science, Agrochemistry and Ecology, 46(2), 57-62. https://agriacad.eu/ojs/index.php/bjssae/article/view/4006