3067BCE is the only date satisfying references of Mahabharata itself.
Buddha chapter 15 of my book:
academia.edu/42657451/3067B…
There are 17+ references in Mahabharata itself proving this wrong.
Here are 11 references in chapter 1:
academia.edu/42657451/3067B…
“Praptam Kaliyugam Viddhi” verse.
Pranaam and Dhanyawaad.
If you hv any questions then do ask after reading my book relevant chapters. Will try and answer them tomorrow.