diff --git a/README.md b/README.md
index c6ffca0fa7593c1c1cbbccc6e7bbe6361bfeb09a..38e0f07e73670457968d4b7ba214ae3dfb17c4b7 100644
--- a/README.md
+++ b/README.md
@@ -25,7 +25,7 @@ The current version of the library is freely available at the following address
    [[PDF](https://hal.science/hal-04163649v2/file/GillotStoicaGemmerleRING.pdf)] | [[HAL](https://hal.science/hal-04163649)]
    
 - **_C. Reype, R. S. Stoica, D. Gemmerlé, A. Richard and M. Deaconu._**  
-   "Hug model: parameter estimation via the ABC Shadow algorithm." RING Meeting, Nancy, France, September 2023. [[PDF](https://hal.science/hal-04163654v1/file/RingMeeting_start.pdf)] | [[DOI](https://doi.org/10.48550/arXiv.2308.04441)] | [[HAL](https://hal.science/hal-04163654)]
+   "Hug model: parameter estimation via the ABC Shadow algorithm." RING Meeting, Nancy, France, September 2023. [[PDF](https://hal.science/hal-04163654v1/file/RingMeeting_start.pdf)] | [[HAL](https://hal.science/hal-04163654)]
 
 - **_N. Gillot, R. S. Stoica and D. Gemmerlé._**  
    "Study the galaxy distribution characterisation via Bayesian statistical learning of spatial marked point processes." Poster at RING Meeting, ENSG Nancy, 2023. 
@@ -41,10 +41,10 @@ The current version of the library is freely available at the following address
    "ABC Shadow algorithm: a tool for statistical analysis of spatial patterns". In: Statistics and Computing 27, (2017), pp. 1225–1238. [[PUB](https://link.springer.com/article/10.1007/s11222-016-9682-x)] | [[ARXIV](https://arxiv.org/abs/1507.04228)]
 
 - A. J. Baddeley, E. Rubak and R. Turner.  
-   "Spatial Point Patterns: Methodology and Applications with R." London: Chapman and Hall/CRC Press, 2016. [[PUB](https://www.sciencedirect.com/science/article/abs/pii/S0167947306000703)] | [[CWI](https://ir.cwi.nl/pub/4159)]
+   "Spatial Point Patterns: Methodology and Applications with R." London: Chapman and Hall/CRC Press, 2016. [[BOOK](https://www.routledge.com/Spatial-Point-Patterns-Methodology-and-Applications-with-R/Baddeley-Rubak-Turner/p/book/9781482210200)] | [[BOOK](https://book.spatstat.org/)]
 
 - M. N. M. van Lieshout and R. S. Stoica.
-    "Perfect simulation for marked point processes". In: Computational Statistics and Data Analysis 51 (2006), pp. 679–698. [[BOOK](https://www.routledge.com/Spatial-Point-Patterns-Methodology-and-Applications-with-R/Baddeley-Rubak-Turner/p/book/9781482210200)] | [[BOOK](https://book.spatstat.org/)]
+    "Perfect simulation for marked point processes". In: Computational Statistics and Data Analysis 51 (2006), pp. 679–698. [[PUB](https://www.sciencedirect.com/science/article/abs/pii/S0167947306000703)] | [[CWI](https://ir.cwi.nl/pub/4159)]
 
 
 ## To start quickly and test