Astrology and The Solar Computer (With 70 Examples of Longevity) by Pravin Jagad (First Published 1996)
Theory of Longevity and Theory of creation of solar system
Also Review
Longevity and Life Span by P M Gopalachary
Aayu Nirnay आयुर्निर्णयः- अभिनव हिन्दी भाष्यसमेत Life Span Calculus (Hindi) by Suresh Chandra Mishra
Span of Life by Govindo Sri Rama Murthi Rao (Govindu Sri Rama Murthi)
Hindu Horary Astrology by Govindo Sri Rama Murti Rao
Longevity And Astro Systems (KP) by M K Vishwanath
Longevity: An Astrological Analysis by Raj Kumar
How to Judge Longevity (KP) by K Hariharan
Unravelling Puzzle of Longevity by V P Goel
An Analysis of Longevity by Shalini Dhasmana
Judgement of Longevity by D P Saxena
Role of Significators in Krishnamurti Padhdhati (KP) by K Hariharan
Janmakundali aur Veepreeta Rajyoga ‘विपरीत राजयोग’ (Hindi) by Om Prakash Kumravat
Astrological Biographies: Seventeen Examples of Predictive Insights by Bepin Behari
Vipreet Rajyoga: The Luck Unleashed by Mohit Pandey
Sadesati Aur Dhaiya – Sahaj Shanti Upaya (Hindi) by Om Prakash Kumravat
Saturn a friend or Foe by L R Chawdhri
Prasna Deepika (Horary Astrology) by L R Chawdhri
Conjunction of Planets – Based on Hindu Astrology by L R Chawdhri
Jyotish eBooks 