TEBEVOL is an observational instrument for the analysis of the techniques and efficacy in beach volleyball. This instrument has been designed and validated with the collaboration of researchers and coaches. The manual of the instrument can be download in the link indicated below. There is a specific website of this instrument in the following link (TEBEVOL Website), In this website, you can find the instrument, training videos, collection sheet, etc.
You can find more information about the design and validation process in the following article.
Palao, J. M., Manzanares, P., Ortega, E. (2015). Design and validation of an observational instrument for technical and tactical actions in beach volleyball. Motriz, 21(2), 137-147. [PDF]
Note: This website has been created to divulge the instrument and help the researchers that decide use this instrument to do their studies.
Palao, J. M. & Manzanares, P. (2009). Manual del instrumento de observación de las técnicas y la eficacia en voley-playa (TEBEVOL) VERSIÓN 1.0 [Manual for observation instrument of techniques and efficacy in beach-volleyball (TEVOL)]. Murcia, Spain: Auto-edición. [PDF Spanish] [PDF Portuguese]
Note: It is possible to get a free digital copy or print copy of the manual in the following link: https://www.lulu.com/shop/policarpo-manzanares-and-jose-m-palao/tebevol/paperback/product-1dnrp8vk.html
Note: There is also a reduced version of the manual that can be retrieved at the following link: https://www.lulu.com/shop/policarpo-manzanares-and-jose-m-palao/tebevol-reducido/ebook/product-159kvw4y.html