@article {166, title = {CONTENTS}, journal = {Problems of Management in the 21st Century}, volume = {14}, year = {2019}, month = {June/2019}, pages = {Continuous}, type = {Other}, chapter = {3}, abstract = {Contents, Vol. 14, No. 1, 2019, PMC}, keywords = {contents}, issn = {2029-6932}, url = {http://oaji.net/articles/2019/450-1562410089.pdf}, author = {Editorial Board} }