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  1.  23
    Robert W. Ritchie. Classes of Recursive Functions Based on Ackermann's Function. Pacific Journal of Mathematics, Vol. 15 , Pp. 1027–1044. [REVIEW]Paul Axt - 1966 - Journal of Symbolic Logic 31 (4):654-654.
  2.  19
    D. L. Kreider and R. W. Ritchie. Predictably Computable Functionals and Definition by Recursion. Zeitschrift Für Mathematische Logik Und Grundlagen der Mathematik, Vol. 10 , Pp. 65–80. [REVIEW]Paul Axt - 1968 - Journal of Symbolic Logic 33 (2):298-299.
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  3.  11
    A. H. Lachlan. Recursive Real Numbers. The Journal of Symbolic Logic, Vol. 28 No. 1 , Pp. 1–16.Paul Axt - 1965 - Journal of Symbolic Logic 30 (2):256.
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  4.  22
    On Deterministic Normal Systems.Paul Axt & W. E. Singletary - 1969 - Zeitschrift fur mathematische Logik und Grundlagen der Mathematik 15 (4-5):49-62.
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  5.  16
    Enumeration and the Grzegorczyk Hierarchy.Paul Axt - 1963 - Zeitschrift fur mathematische Logik und Grundlagen der Mathematik 9 (1-4):53-65.
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  6.  26
    Decision Problems Associated with Complete Deterministic Normal Systems.Paul Axt & W. E. Singletary - 1969 - Zeitschrift fur mathematische Logik und Grundlagen der Mathematik 15 (19):299-304.
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  7.  4
    Norman Shapiro. Functions Which Remain Partial Recursive Under All Similarity Transformations. The Journal of Symbolic Logic, Vol. 28 No. 1 , Pp. 17–19.Paul Axt - 1968 - Journal of Symbolic Logic 32 (4):527.
  8.  4
    Enumeration and the Grzegorczyk Hierarchy.Paul Axt - 1963 - Mathematical Logic Quarterly 9 (1‐4):53-65.
  9.  15
    Iteration of Primitive Recursion.Paul Axt - 1965 - Zeitschrift fur mathematische Logik und Grundlagen der Mathematik 11 (3):253-255.
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  10.  20
    Note on the 3-Recursive Functions.Paul Axt - 1961 - Zeitschrift fur mathematische Logik und Grundlagen der Mathematik 7 (7-10):97-98.
  11.  14
    Iteration of Primitive Recursion.Paul Axt - 1965 - Mathematical Logic Quarterly 11 (3):253-255.
  12.  10
    On Deterministic Normal Systems.Paul Axt & W. E. Singletary - 1969 - Mathematical Logic Quarterly 15 (4‐5):49-62.
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  13.  8
    Review: J. R. Shoenfield, The Class of Recursive Functions. [REVIEW]Paul Axt - 1959 - Journal of Symbolic Logic 24 (3):238-239.
  14.  13
    Péter Rózsa. Graphschemata und rekursive Funktionen. Dialectica, vol. 12 , pp. 373–393; also Logica, Studia Paul Bernays dedicata, Bibliothèque scientifique no. 34, Éditions du Griffon, Neuch'tel 1959, pp. 169–189.Péter Rósza. Über die Partiell-rekursivität der durch Graphschemata definierten zahlentheoretischen Funktionen. Annales Universitatis Scientiarum Budapestinensis de Rolando Eötvös nominatae, Sectio mathematica, vol. 2 , pp. 41–48. [REVIEW]Paul Axt - 1962 - Journal of Symbolic Logic 27 (1):83-83.
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  15.  15
    Decision Problems Associated with Complete Deterministic Normal Systems.Paul Axt & W. E. Singletary - 1969 - Mathematical Logic Quarterly 15 (19):299-304.
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  16.  10
    Shoenfield J. R.. The Class of Recursive Functions. Proceedings of the American Mathematical Society, Vol. 9 , Pp. 690–692. [REVIEW]Paul Axt - 1959 - Journal of Symbolic Logic 24 (3):238-239.
  17.  10
    Note on the 3‐Recursive Functions.Paul Axt - 1961 - Mathematical Logic Quarterly 7 (7‐10):97-98.
  18.  12
    R. S. Lehman. On Primitive Recursive Real Numbers. Fundamenta Mathematicae, Vol. 49 , Pp. 105–118. [REVIEW]Paul Axt - 1962 - Journal of Symbolic Logic 27 (2):245-246.
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  19.  7
    Bereczki Ilona. Lösung eines Markovschen Problems betreffs einer Ausdehnung des Begriffes der elementaren Funktion. German with Russian abstract. Acta mathematica Academiae Scientiarum Hungaricae, vol. 3 , pp. 197–218. [REVIEW]Paul Axt - 1954 - Journal of Symbolic Logic 19 (2):122-122.
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  20.  5
    R. S. Lehman. On Primitive Recursive Real Numbers. Fundamenta Mathematicae, Vol. 49 , Pp. 105–118.Paul Axt - 1962 - Journal of Symbolic Logic 27 (2):245-246.
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  21.  4
    Review: D. L. Kreider, R. W. Ritchie, Predictably Computable Functionals and Definition by Recursion. [REVIEW]Paul Axt - 1968 - Journal of Symbolic Logic 33 (2):298-299.
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  22.  3
    Review: A. H. Lachlan, Recursive Real Numbers. [REVIEW]Paul Axt - 1965 - Journal of Symbolic Logic 30 (2):256-256.
  23.  2
    Péter Rózsa. Die beschränkt-rekursiven Funktionen und die Ackermannsche Majorisierungsmethode. Publicationes mathematicae , vol. 4 no. 3–4 , pp. 362–375. [REVIEW]Paul Axt - 1957 - Journal of Symbolic Logic 22 (4):376-376.
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  24.  2
    Péter Rózsa. Rekursive Definitionen, wobei frühere Funktionswerte von variabler Anzahl verwendet werden. Publicationes mathematicae , vol. 3 , pp. 33–70. [REVIEW]Paul Axt - 1955 - Journal of Symbolic Logic 20 (2):176-176.
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  25.  2
    Iteration of Relative Primitive Recursion.R. M. Baer & Paul Axt - 1970 - Journal of Symbolic Logic 35 (3):480.
  26.  1
    Markwald W.. Zur Eigenschaft primitiv-rekursiver Funktionen, unendlich viele Werte anzunehmen. Fundamerita mathematicae, vol. 42 , pp. 166–167. [REVIEW]Paul Axt - 1958 - Journal of Symbolic Logic 23 (1):48-48.
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  27. Review: Norman Shapiro, Functions Which Remain Partial Recursive Under All Similarity Transformations. [REVIEW]Paul Axt - 1967 - Journal of Symbolic Logic 32 (4):527-527.