Peter Bundschuh, Keijo Väänänen, “Linear Independence of q-Analogues of Certain Classical Constants”, Results. Math., 47:1-2 (2005), 33
Zudilin, W, “The hypergeometric equation and Ramanujan functions”, Ramanujan Journal, 7:4 (2003), 435
Kim, D, “Algebraic numbers, transcendental numbers and elliptic curves derived from infinite products”, Journal of the Korean Mathematical Society, 40:6 (2003), 977
Paula B. Cohen, Developments in Mathematics, 10, Number Theory and Modular Forms, 2003, 367
В. В. Зудилин, “О диофантовых задачах для $q$-дзета-значений”, Матем. заметки, 72:6 (2002), 936–940 ; W. V. Zudilin, “Diophantine Problems for $q$-Zeta Values”, Math. Notes, 72:6 (2002), 858–862
В. В. Зудилин, “О мере иррациональности $q$-аналога $\zeta(2)$”, Матем. сб., 193:8 (2002), 49–70 ; W. V. Zudilin, “On the irrationality measure for a $q$-analogue of $\zeta(2)$”, Sb. Math., 193:8 (2002), 1151–1172
Matala-Aho, T, “Irrationality measures for the series of reciprocals from recurrence sequences”, Journal of Number Theory, 96:2 (2002), 275
Zudilin, W, “Remarks on irrationality of q-harmonic series”, Manuscripta Mathematica, 107:4 (2002), 463
Bertolin, C, “Periods of 1-motives and transcendence”, Journal of Number Theory, 97:2 (2002), 204
Nesterenko Y.V., “On the algebraic independence of numbers”, Panorama in Number Theory Or the View From Baker'S Garden, 2002, 148–167