TY - RPRT TI - Problems of contact angle and solid surface free energy determination. AU - Emil Chibowski AU - Rafael Perea-Carpio PY - 2002 DO - 10.1016/s0001-8686(01)00097-5 UR - https://pubmed.ncbi.nlm.nih.gov/12144098/ ID - 12144098 ER -