1 Yuga can also mean a five year perod in some instances.

2 Hiltebeitel, Alf., "Hinduism", The Religious Traditions of Asia., pp. 223.

3 Hiltebeitel, "Hinduism", pp. 223.

4 Hiltebeitel, "Hinduism", pp. 224.

5 Hiltebeitel, "Hinduism", pp. 225.

6 Hiltebeitel, "Hinduism", pp. 227.

7 Hiltebeitel, "Hinduism", pp. 215-216.

8 Eliade, Mircea. "A History of Religious Ideas: Volume one, From the Stone Age to he Eleusinian Mysteries., pp.8

9 See The Context of Vedic India by Porter Wiseman for greater detail.

10 Hiltebeitel, "Hinduism", pp. 217.

11 Hiltebeitel, "Hinduism", pp. 218.

12 Plunket, Emmeline M., Ancient Calendars and Constellations, London: John Murray, 1903, p. 159-160.

13 A History of India and Hindu Dharma (Copyright 1994, Himalayan Academy - from internet) .

14 A Brief History of Astrology (on internet)

15 Plunket, Emmeline M., Ancient Calendars and Constellations, London: John Murray, 1903, p. 120-121.

16 Bag, A. K., Shukla, K. S., Swarup, G., ed., History of Oriental Astronomy, New York: Cambridge UP, 1987, p 10.

17 Yuga is also sometimes used to refer to periods of time, roughly equivalent to "age" in "bronze age", etc.

18 Bag, A. K., Shukla, K. S., Swarup, G., ed., History of Oriental Astronomy, New York: Cambridge UP, 1987, p 14.

19 Bag, A. K., Shukla, K. S., Swarup, G., ed., History of Oriental Astronomy, New York: Cambridge UP, 1987, p. 13.

20 Hoeffer, Ferdinand, Histoire de l'Astronomie depuis ses Origines Jusqu'a nos Jours, Paris: Librarie Hachette, 1873, p. 61.

21 Additional information on time can be found in The Context of Vedic India.