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'Illinois.': [780], 'Stein,': [781], '(1961):': [783], 'Simultaneous': [785], 'Determination': [786], 'Spot': [788], 'American': [792, 804], 'Review,': [794, 806], '51:': [795], '1012–1025.': [796], 'Working,': [797, 809], '(1953a):': [799], '"Futures': [800], '48:': [807], '314–343.': [808], '(1953b):': [811], 'Reconsidered,"': [813], 'Farm': [816], 'Economics,': [817], '544–561.': [819], 'Citing': [820], 'Literature': [821], 'Volume7,': [822], 'Issue5October': [823], '1987Pages': [824], 'ReferencesRelatedInformation': [826]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2068999243', 'counts_by_year': [{'year': 2023, 'cited_by_count': 2}, {'year': 2022, 'cited_by_count': 1}, {'year': 2019, 'cited_by_count': 1}, {'year': 2018, 'cited_by_count': 1}, {'year': 2017, 'cited_by_count': 1}, {'year': 2016, 'cited_by_count': 1}, {'year': 2014, 'cited_by_count': 1}, {'year': 2013, 'cited_by_count': 1}], 'updated_date': '2025-01-06T02:41:26.492695', 'created_date': 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