Could you please give a single, credible source that explains how public money was spent to get the Guardian and The New York Times to publish separatist propag

Could you please give a single, credible source that explains how public money was spent to get the Guardian and The New York Times to publish separatist propaganda? For perspective: the Catalan Government's spending has for a while been put under the microscope by a Spanish government that is more interested in jailing political leaders than solving a political problem. Hence that kind of spending is unlikely to say the least.