Balcerzak, Andrzej, Feliks Rejmund, Piotr Gutkiewicz, Bogusław Zienkiewicz, and G. Zhavnerko. 2014. “Ultrasonic Chemical Sensor With Organic Monomolecular Layer”. Archives of Acoustics 31 (4(S): 47-52. https://acoustics3.ippt.pan.pl/index.php/aa/article/view/1322.