The Development of Leadership Qualities In 6-7-Year-Old Children in The Process of Joint ActivitiesTatiana Dmitrievna Savenkova, Svetlana Ivanovna Karpova, Elena Ivanovna Sukhova and Nina Pavlovna KhodakovaSHS Web Conf., 79 (2020) 04002DOI: https://doi.org/10.1051/shsconf/20207904002