Phuong, N., 		Hieu, T., 		Van, T., 		Van, T., 		Ivanovna, P., 		Nhung, D., 		A.T, S., 		Tung, T., & 		Anh, L.
(2017).
 Synthesis of Pyridinocrownophane Derivatives.
<em>VNU Journal Of Science: Natural Sciences And Technology, 33</em>(4).
doi:10.25073/2588-1140/vnunst.4479