The 4 linked references in paper P. Ivankov L., V. Obukhov P., В. Обухов П., П. Иванков Л. (2016) “Об арифметической природе значений продифференцированных по параметру гипергеометрических функций // On Arithmetic Properties of the Values of Hypergeometric Functions Differentiated with Respect to Parameter” / spz:neicon:technomag:y:2014:i:0:p:102-113

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