1. AH (1975) Mesozoic era. In: The New Encyclopedia Britanica, 15th ed., vol. 11, Encyclopedia Britanica, Chicago, pp 1013–1017
2. AP (1975) Cenozoic era. In: The new encyclopedia Britanica, 15th edn, vol 3. Encyclopedia Britanica, Chicago, pp 1079–1083
3. Adams H (1969 [1909) The rule of phase applied to history. In: The degradation of the democratic dogma/H. Adams. Harper and Row, New York, pp 267–311
4. Akaev A (2010) Fundamental’nyye predely ekonomicheskogo rosta i potrebleniya. Sistemnyy monitoring global’nykh i regional’nykh riskov 2:12–30
5. Akaev A, Korotayev AV, Malkov S (2014) Sovremennaya situatsiya i kontury budushchego. In: Akaev AA, Korotayev AV, Malkov SY (eds) Kompleksnyy sistemnyy analiz, matematicheskoye modelirovaniye i prognozirovaniye razvitiya stran BRIKS. Predvaritel’nyye rezul’taty. Krasand/URSS, Moscow, pp 10–31