Unlike other fictional universes, the Doctor Who universe is created solely by fiction. To us, this is not a valid source. Information from this source can only be used in "behind the scenes" sections, or on pages about real world topics.
Timelink was published in 2000.
Publisher's summary
How old was the Doctor when he left Gallifrey?
How many days duration is The War Games?
When are the UNIT stories set?
Is Revenge Of The Cybermen set before or after Earthshock?
When does The Five Doctors take place within each Doctor's time-stream?
Did the events of Terror Of The Vervoids really occur?
Which Doctor was responsible for launching the Nemesis into space?
Is the Doctor half-human?
These question and more are examined in TIMELINK — an in-depth exploration of the complex continuity of the world's longest-running science-fiction television programme.
Over a decade in the making, TIMELINK offers a different perspective on the "History of the Universe" as told in Doctor Who and presents many fresh theories and solutions to some of the series' many continuity anomalies and discrepancies.
Notes
to be added