Table of Contents
Front Matter
| Front Matter |
|
| J. Econ. Library | i-iv |
Articles
| Factors for inclusion of wastewater treatment sludgein agri-food chain in Bulgaria |
|
| Hrabrin Ianouchev BACHEV, Bozhidar IVANOV | 107-129 |
| Dynamics of science under period of crisis and environmental threat |
|
| Mario COCCIA | 130-155 |
| The balance sheet of the exchange stabilization fund, 1934-2019 |
|
| Jiemin SHENG | 156-164 |
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