Yes, accusations. Because that's all you have when the alleged perpetrator is dead. To prove anything, you'd need a medium.
It includes a case study from Fairbridge Farm, but falls short of mentioning
Governor General Sir William Slim by name. His victims have mentioned him by name, which you will know if you read the Wikipedia article and the related links. Most of what we know has been reported in the media. Are you suggesting that the ABC has taken part in a conspiracy to falsely defame a famous dead man?