The Australian political scientist Harold Crouch however argued that it was unlikely that the killings of NU cadres in Blitar had been conducted on the orders of the PKI leaders in Blitar.
Namun ilmuwan politik Australia Harold Crouch berpendapat bahwa itu tidak mungkin bahwa pembunuhan kader NU di Blitar telah dilakukan atas perintah dari para pemimpin PKI di Blitar.