TY - JOUR AU - Sayadian, M. AU - Pishkar, L. AU - Mollaamin, F. TI - Investigation of NMR Shielding Tensors of Para-Sulfonato-calix 141 arene Complexation with some of Alkali metal atoms JO - Journal of Physical & Theoretical Chemistry VL - 8 IS - 3 SP - 15 EP - 22 PY - 2011 DO - ER -