Collect. Czech. Chem. Commun.
1988, 53, 1919-1942
https://doi.org/10.1135/cccc19881919
Coupled-pair theories and Davidson-type corrections for quasidegenerate states: The H4 model revisited
Josef Paldusa,b,c,d, Paul E. S. Wormera,c and Marc Benardd
a Department of Applied Mathematics, University of Waterloo, Waterloo, Ontario, Canada N2L 3G1
b Institute for Advanced Study Berlin, D-1000 Berlin 33, F.R.G.
c Institute for Theoretical Chemistry, University of Nijmegen, Toernooiveld, 6525 ED Nijmegen, The Netherlands
d Laboratoire de Chimie Quantique, E.R. 139 du C.N.R.S., Institut Le Bel, F-67000 Strasbourg, France
Article purchase options
CCCC offers the online payment for pdf version of full texts of articles. The price is 15 EUR per article.
Payment using PayPal. PayPal allows you to accept credit cards or PayPal account balances. You will receive the required article by an e-mail attachment, typically within minutes from payment. Note: The PDF will be sent to the email address provided by PayPal. If you wish to supply a second email address, you can insert it under 'Add special instructions to merchant' at the PayPal payment page.
