Mardjono Siswo Suwarno of the National Transport Safety Committee, the body responsible for investigating the disaster, denied that Yogyakarta Airport was illegal, saying "At that time [the license] was still valid, but the RESA was not long enough…"
この惨事の調査責任をもつ国際運輸委員会のMardjonoSiswoSuwarnoは、ジャカルタ空港の違法性を否定し、「当時、（許可証は）まだ有効だったが、RESAは長さが不充分だった」と述べた。